Patents by Inventor Yujun Dai
Yujun Dai has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Patent number: 11075471Abstract: A coaxial cable-connector assembly includes a coaxial cable and a coaxial connector. The coaxial cable includes a central conductor, an outer conductor, a dielectric layer interposed between the central conductor and the outer conductor, and a jacket overlying the outer conductor. The coaxial connector includes: a central conductor extension configured to mate with a mating connector at one end and mated with the central conductor of the coaxial cable at a second opposite end; an outer conductor extension configured to mate with the mating connector at one end attached via a solder joint to the outer conductor of the coaxial cable at a second opposite end; and a dielectric spacer positioned between and separating the central conductor extension and the outer conductor extension, the dielectric spacer further positioned adjacent the solder joint to inhibit solder flow away from the solder joint.Type: GrantFiled: February 11, 2014Date of Patent: July 27, 2021Assignee: CommScope Technologies LLCInventors: Ronald A. Vaccaro, Yujun Dai, Jin Liu
-
Patent number: 10594081Abstract: A coaxial connector includes: a first joint and a second joint, a locking flange arranged at one end portion of the second joint; and a quick locking and separating mechanism that includes: a locking member fixedly arranged on a first end portion of the first joint and provided with a depression for accommodating the locking flange of the second joint; and a sliding sleeve arranged around the first joint and being slidable between a locking position in which the sliding sleeve locks the locking flange of the second joint in the depression of the locking member so as to connect the first joint and the second joint and an unlocking position in which the sliding sleeve allows the locking flange of the second joint to disengage from the depression of the locking member so as to allow the first joint to be separated from the second joint.Type: GrantFiled: February 11, 2019Date of Patent: March 17, 2020Assignee: CommScope Technologies LLCInventors: Jianping Wu, Yujun Zhang, Yujun Dai, Mulan Huang
-
Publication number: 20200081212Abstract: A photoelectric hybrid connection system includes a photoelectric hybrid distribution box, an photoelectric hybrid main feeder assembly and a fan-out assembly; The photoelectric hybrid main feeder assembly is terminated with a photoelectric hybrid main feeder connector, and the photoelectric hybrid main feeder connector is matched with the photoelectric hybrid input end connector of the photoelectric hybrid distribution box. The fan-out assembly comprises corrugated tubes, a plurality of fan-out structures connected to corrugated tubes, and a hybrid photoelectric jumper connector; The photoelectric hybrid jumper connector is matched with the photoelectric hybrid output end connector of the photoelectric hybrid distribution box. Some advantages of certain embodiments of the invention are that it can reduces field connections and fixation work which fan-out requires, and can reduces the number of lines to be manipulated.Type: ApplicationFiled: December 6, 2017Publication date: March 12, 2020Inventors: Xiaofei ZHOU, Lujun ZHANG, Brunsch DIETMAR, Zorad ROBERT, Yujun DAI
-
Publication number: 20190245304Abstract: A coaxial connector includes: a first joint and a second joint, a locking flange arranged at one end portion of the second joint; and a quick locking and separating mechanism that includes: a locking member fixedly arranged on a first end portion of the first joint and provided with a depression for accommodating the locking flange of the second joint; and a sliding sleeve arranged around the first joint and being slidable between a locking position in which the sliding sleeve locks the locking flange of the second joint in the depression of the locking member so as to connect the first joint and the second joint and an unlocking position in which the sliding sleeve allows the locking flange of the second joint to disengage from the depression of the locking member so as to allow the first joint to be separated from the second joint.Type: ApplicationFiled: February 11, 2019Publication date: August 8, 2019Inventors: Jianping Wu, Yujun Zhang, Yujun Dai, Mulan Huang
-
Patent number: 10236631Abstract: The present invention discloses a blind mating and floating RF connector assembly with low intermodulation, comprising a first connecting device and a second connecting device, wherein the first connecting device comprises a first guide portion and the second connecting device comprises a second guide portion adapted for mating with the first guide portion, wherein the first connecting device has a slotted configuration and is provided, at an end, with a boss projecting radially outwards and the second connecting device is provided with a corresponding inner engaging groove being capable of radially abutting the boss, wherein the second connecting device comprises a fixed mount unit and a floating unit, the floating unit being capable of moving radially and axially relative to the fixed mount unit, in such a way that a plurality of pairs of the first connecting device and the second connecting device can be quickly connected simultaneously via a quick blind mating operation when the first connecting device anType: GrantFiled: October 17, 2017Date of Patent: March 19, 2019Assignee: CommScope Technologies LLCInventors: Hongjuan An, Yujun Dai, MuLan Huang
-
Patent number: 10205282Abstract: A coaxial connector includes: a first joint and a second joint, a locking flange arranged at one end portion of the second joint; and a quick locking and separating mechanism that includes: a locking member fixedly arranged on a first end portion of the first joint and provided with a depression for accommodating the locking flange of the second joint; and a sliding sleeve arranged around the first joint and being slidable between a locking position in which the sliding sleeve locks the locking flange of the second joint in the depression of the locking member so as to connect the first joint and the second joint and an unlocking position in which the sliding sleeve allows the locking flange of the second joint to disengage from the depression of the locking member so as to allow the first joint to be separated from the second joint.Type: GrantFiled: February 13, 2018Date of Patent: February 12, 2019Assignee: CommScope Technologies LLCInventors: Jianping Wu, Yujun Zhang, Yujun Dai, Mulan Huang
-
Publication number: 20180248314Abstract: A coaxial connector includes: a first joint and a second joint, a locking flange arranged at one end portion of the second joint; and a quick locking and separating mechanism that includes: a locking member fixedly arranged on a first end portion of the first joint and provided with a depression for accommodating the locking flange of the second joint; and a sliding sleeve arranged around the first joint and being slidable between a locking position in which the sliding sleeve locks the locking flange of the second joint in the depression of the locking member so as to connect the first joint and the second joint and an unlocking position in which the sliding sleeve allows the locking flange of the second joint to disengage from the depression of the locking member so as to allow the first joint to be separated from the second joint.Type: ApplicationFiled: February 13, 2018Publication date: August 30, 2018Inventors: Jianping Wu, Yujun Zhang, Yujun Dai, MuIan Huang
-
Publication number: 20180226751Abstract: The present invention discloses a blind mating and floating RF connector assembly with low intermodulation, comprising a first connecting device and a second connecting device, wherein the first connecting device comprises a first guide portion and the second connecting device comprises a second guide portion adapted for mating with the first guide portion, wherein the first connecting device has a slotted configuration and is provided, at an end, with a boss projecting radially outwards and the second connecting device is provided with a corresponding inner engaging groove being capable of radially abutting the boss, wherein the second connecting device comprises a fixed mount unit and a floating unit, the floating unit being capable of moving radially and axially relative to the fixed mount unit, in such a way that a plurality of pairs of the first connecting device and the second connecting device can be quickly connected simultaneously via a quick blind mating operation when the first connecting device anType: ApplicationFiled: October 17, 2017Publication date: August 9, 2018Inventors: Hongjuan An, Yujun Dai, MuLan Huang
-
Patent number: 9929527Abstract: A method of induction soldering an inner conductor of a coaxial cable to an inner contact of a right angle coaxial connector includes: (a) providing a coaxial connector, the coaxial connector including an outer conductor body and an inner contact, the inner contact defining a mating axis, the inner contact further comprising a blind hole with an open end; (b) providing a coaxial cable, the coaxial cable including an inner conductor, a dielectric circumferentially surrounding the inner conductor, and an outer conductor circumferentially surrounding the dielectric; (c) inserting the coaxial cable into the coaxial connector such that an end of the inner conductor is positioned in the blind hole of the inner contact and perpendicular to the mating axis; and (d) heating the blind hole of the inner conductor to melt solder present in the blind hole to form a solder joint between the inner conductor and the inner contact.Type: GrantFiled: March 16, 2016Date of Patent: March 27, 2018Assignee: CommScope Technologies LLCInventors: Yujun Dai, James P. Fleming, ChuanHui Liu, Yujun Zhang
-
Patent number: 9893466Abstract: A coaxial connector includes: a first joint and a second joint, a locking flange arranged at one end portion of the second joint; and a quick locking and separating mechanism that includes: a locking member fixedly arranged on a first end portion of the first joint and provided with a depression for accommodating the locking flange of the second joint; and a sliding sleeve arranged around the first joint and being slidable between a locking position in which the sliding sleeve locks the locking flange of the second joint in the depression of the locking member so as to connect the first joint and the second joint and an unlocking position in which the sliding sleeve allows the locking flange of the second joint to disengage from the depression of the locking member so as to allow the first joint to be separated from the second joint.Type: GrantFiled: April 14, 2016Date of Patent: February 13, 2018Assignee: CommScope Technologies LLCInventors: Jianping Wu, Yujun Zhang, Yujun Dai, Mulan Huang
-
Patent number: 9793651Abstract: The present invention discloses a blind mating and floating RF connector assembly with low intermodulation, comprising a first connecting device and a second connecting device, wherein the first connecting device comprises a first guide portion and the second connecting device comprises a second guide portion adapted for mating with the first guide portion, wherein the first connecting device has a slotted configuration and is provided, at an end, with a boss projecting radially outwards and the second connecting device is provided with a corresponding inner engaging groove being capable of radially abutting the boss, wherein the second connecting device comprises a fixed mount unit and a floating unit, the floating unit being capable of moving radially and axially relative to the fixed mount unit, in such a way that a plurality of pairs of the first connecting device and the second connecting device can be quickly connected simultaneously via a quick blind mating operation when the first connecting device anType: GrantFiled: September 12, 2016Date of Patent: October 17, 2017Assignee: CommScope Technologies LLCInventors: Hongjuan An, Yujun Dai, MuLan Huang
-
Patent number: 9608344Abstract: An assembly includes a right-angled coaxial connector, a first coaxial cable and a second coaxial cable. The right-angled coaxial connector includes a first component and a second component connected to a first coaxial cable and a second coaxial cable respectively. The inner conductor and the outer conductor of the first coaxial cable and the first inner conductor and the first outer conductor of the first component, the inner conductor and the outer conductor of the second coaxial cable and the second inner conductor and the second outer conductor of the second component, as well as the first inner conductor and the first outer conductor of the first component and the second inner conductor and the second outer conductor of the second component are permanently connected in a single welding procedure through a first soldering element, a second soldering element and a third soldering element, respectively.Type: GrantFiled: January 28, 2016Date of Patent: March 28, 2017Assignee: CommScope Technologies LLCInventors: Yujun Zhang, Yujun Dai, Xiaodong Liu
-
Publication number: 20170070003Abstract: The present invention discloses a blind mating and floating RF connector assembly with low intermodulation, comprising a first connecting device and a second connecting device, wherein the first connecting device comprises a first guide portion and the second connecting device comprises a second guide portion adapted for mating with the first guide portion, wherein the first connecting device has a slotted configuration and is provided, at an end, with a boss projecting radially outwards and the second connecting device is provided with a corresponding inner engaging groove being capable of radially abutting the boss, wherein the second connecting device comprises a fixed mount unit and a floating unit, the floating unit being capable of moving radially and axially relative to the fixed mount unit, in such a way that a plurality of pairs of the first connecting device and the second connecting device can be quickly connected simultaneously via a quick blind mating operation when the first connecting device anType: ApplicationFiled: September 12, 2016Publication date: March 9, 2017Inventors: Hongjuan An, Yujun Dai, MuLan Huang
-
Publication number: 20160365651Abstract: A coaxial cable-connector assembly includes a coaxial cable and a coaxial connector. The coaxial cable includes a central conductor, an outer conductor, a dielectric layer interposed between the central conductor and the outer conductor, and a jacket overlying the outer conductor. The coaxial connector includes: a central conductor extension configured to mate with a mating connector at one end and mated with the central conductor of the coaxial cable at a second opposite end; an outer conductor extension configured to mate with the mating connector at one end attached via a solder joint to the outer conductor of the coaxial cable at a second opposite end; and a dielectric spacer positioned between and separating the central conductor extension and the outer conductor extension, the dielectric spacer further positioned adjacent the solder joint to inhibit solder flow away from the solder joint.Type: ApplicationFiled: February 11, 2014Publication date: December 15, 2016Inventors: Ronald A. Vaccaro, Yujun Dai, Jin Liu
-
Publication number: 20160308307Abstract: A coaxial connector includes: a first joint and a second joint, a locking flange arranged at one end portion of the second joint; and a quick locking and separating mechanism that includes: a locking member fixedly arranged on a first end portion of the first joint and provided with a depression for accommodating the locking flange of the second joint; and a sliding sleeve arranged around the first joint and being slidable between a locking position in which the sliding sleeve locks the locking flange of the second joint in the depression of the locking member so as to connect the first joint and the second joint and an unlocking position in which the sliding sleeve allows the locking flange of the second joint to disengage from the depression of the locking member so as to allow the first joint to be separated from the second joint.Type: ApplicationFiled: April 14, 2016Publication date: October 20, 2016Inventors: Jianping Wu, Yujun Zhang, Yujun Dai, Mulan Huang
-
Publication number: 20160276755Abstract: A method of induction soldering an inner conductor of a coaxial cable to an inner contact of a right angle coaxial connector includes: (a) providing a coaxial connector, the coaxial connector including an outer conductor body and an inner contact, the inner contact defining a mating axis, the inner contact further comprising a blind hole with an open end; (b) providing a coaxial cable, the coaxial cable including an inner conductor, a dielectric circumferentially surrounding the inner conductor, and an outer conductor circumferentially surrounding the dielectric; (c) inserting the coaxial cable into the coaxial connector such that an end of the inner conductor is positioned in the blind hole of the inner contact and perpendicular to the mating axis; and (d) heating the blind hole of the inner conductor to melt solder present in the blind hole to form a solder joint between the inner conductor and the inner contact.Type: ApplicationFiled: March 16, 2016Publication date: September 22, 2016Inventors: Yujun Dai, James P. Fleming, ChuanHui Liu, Yujun Zhang
-
Patent number: 9444186Abstract: The present invention discloses a blind mating and floating RF connector assembly with low intermodulation, comprising a first connecting device and a second connecting device, wherein the first connecting device comprises a first guide portion and the second connecting device comprises a second guide portion adapted for mating with the first guide portion, wherein the first connecting device has a slotted configuration and is provided, at an end, with a boss projecting radially outwards and the second connecting device is provided with a corresponding inner engaging groove being capable of radially abutting the boss, wherein the second connecting device comprises a fixed mount unit and a floating unit, the floating unit being capable of moving radially and axially relative to the fixed mount unit, in such a way that a plurality of pairs of the first connecting device and the second connecting device can be quickly connected simultaneously via a quick blind mating operation when the first connecting device anType: GrantFiled: October 8, 2015Date of Patent: September 13, 2016Assignee: CommScope Technologies LLCInventors: Hongjuan An, Yujun Dai, MuLan Haung
-
Publication number: 20160226161Abstract: An assembly includes a right-angled coaxial connector, a first coaxial cable and a second coaxial cable. The right-angled coaxial connector includes a first component and a second component connected to a first coaxial cable and a second coaxial cable respectively. The inner conductor and the outer conductor of the first coaxial cable and the first inner conductor and the first outer conductor of the first component, the inner conductor and the outer conductor of the second coaxial cable and the second inner conductor and the second outer conductor of the second component, as well as the first inner conductor and the first outer conductor of the first component and the second inner conductor and the second outer conductor of the second component are permanently connected in a single welding procedure through a first soldering element, a second soldering element and a third soldering element, respectively.Type: ApplicationFiled: January 28, 2016Publication date: August 4, 2016Inventors: Yujun Zhang, Yujun Dai, Xiaodong Liu
-
Publication number: 20160104969Abstract: The present invention discloses a blind mating and floating RF connector assembly with low intermodulation, comprising a first connecting device and a second connecting device, wherein the first connecting device comprises a first guide portion and the second connecting device comprises a second guide portion adapted for mating with the first guide portion, wherein the first connecting device has a slotted configuration and is provided, at an end, with a boss projecting radially outwards and the second connecting device is provided with a corresponding inner engaging groove being capable of radially abutting the boss, wherein the second connecting device comprises a fixed mount unit and a floating unit, the floating unit being capable of moving radially and axially relative to the fixed mount unit, in such a way that a plurality of pairs of the first connecting device and the second connecting device can be quickly connected simultaneously via a quick blind mating operation when the first connecting device anType: ApplicationFiled: October 8, 2015Publication date: April 14, 2016Inventors: Hongjuan An, Yujun Dai, MuLan Haung