Patents Assigned to Ace Technology
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Patent number: 10084222Abstract: An RF filter for improving PIMD performance includes: a housing having at least one cavity and a dielectric resonator held in the cavity; washers shaped as circular plates and made of metal that are joined to an upper and lower portion of the dielectric resonator; and a cover joined to the housing. A protrusion may be formed on one side of the washer to contact the cover or the housing, where the washer protrusion may increase in height along a direction moving away from the center.Type: GrantFiled: May 11, 2017Date of Patent: September 25, 2018Assignee: ACE TECHNOLOGIES CORPORATIONInventors: Dong-Wan Chun, Sung Soo Chung, Jung Geun Park
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Patent number: 9997821Abstract: A frequency modulation assembly includes a self-locking screw, a self-locking adjuster and an elastic member. The self-locking screw has a first external screw thread, the self-locking adjuster has a mounting hole in which an internal screw thread is formed, the self-locking screw is inserted into the mounting hole, and the first external screw thread is engaged with the internal screw thread to achieve a connection between the self-locking screw and the self-locking adjuster, one end of the self-locking screw which passes through the mounting hole is inserted into a ceramic resonance rod in the cavity filter, and the elastic member is connected with the self-locking screw and configured between the self-locking adjuster and the ceramic resonance rod. The frequency modulation assembly can decrease accumulated assembly tolerances, reduce manufacturing cost and improve assembly efficiency, further the elastic member is beneficial to adjust the accuracy of the frequency modulation effect.Type: GrantFiled: March 21, 2016Date of Patent: June 12, 2018Assignees: DONGGUAN ACE TECHNOLOGIES CORP., ACE TECHNOLOGIES CORP.Inventors: Seungheon Lee, Byungsung Kim, Jonghwa Kim
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Patent number: 9991577Abstract: A cavity filter that uses cross-coupling is disclosed, which includes: a housing, in which multiple cavities are formed, with the cavities being open towards a first direction; multiple resonators held respectively in the multiple cavities; and a coupling member arranged to pass through an aperture between a first cavity and a second cavity, from among the multiple cavities, such that the coupling member is positioned between a first resonator and a second resonator. Here, the coupling member includes a first extending portion and a second extending portion, the first extending portion is positioned closer to the first resonator than to the second resonator and extends towards one side of the housing along the first direction, and the second extending portion is positioned closer to the second resonator than to the first resonator and extends towards the other side of the housing along the first direction.Type: GrantFiled: April 11, 2016Date of Patent: June 5, 2018Assignee: ACE TECHNOLOGIES CORPORATIONInventors: Dong-Wan Chun, Jae-Ok Seo
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Patent number: 9887442Abstract: An RF filter, e.g. RF cavity filter for adjusting coupling amount or transmission zero is disclosed. The RF filter includes a housing member in which cavities are defined by walls, resonators located in the cavities, a cover combined with an upper surface of the housing member, a first tuning element inserted into a first cavity of the cavities through the cover, and a second tuning element inserted into a second cavity of the cavities through the cover. Here, the first tuning element and the second tuning element are connected electrically.Type: GrantFiled: May 11, 2015Date of Patent: February 6, 2018Assignee: ACE TECHNOLOGIES CORPORATIONInventors: Dong-Yeon Lim, Guy-Yoil Yi, Kyung-Min Ko, Bong-Hoon Kim
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Patent number: 9871297Abstract: An antenna element for transmission and/or reception of signals within a frequency band comprises a ground plane (4), a patch radiator (2), a connection point (14a) for connection of the antenna element to a feed network and a probe (8a) having two ends. The probe (8a) is located between the ground plane (4) and the patch radiator (2) and the patch radiator (2) is disposed in a parallel relationship with the ground plane (4) to form a resonant cavity between the patch radiator (4) and the ground plane (2). The antenna element comprises a transmission line (10a) which is disposed in a parallel relationship with the ground plane (4) and the transmission line (10a) is connected to an end (9a) of the probe (8a) and is arranged to have a length such that an impedance at the end (9a) of the probe is transformed. The transmission line (10a) is contained within the resonant cavity between the patch radiator (2) and the ground plane (4).Type: GrantFiled: December 18, 2012Date of Patent: January 16, 2018Assignee: ACE TECHNOLOGIES CORPORATIONInventor: Dean Kitchener
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Patent number: 9768512Abstract: A radar antenna is disclosed. The disclosed antenna includes: a dielectric substrate; a feed line for feeding RF signals that is formed on an upper portion of the dielectric substrate and has a linear form; a multiple number of radiators that are perpendicularly joined to the feed line and have a bent structure comprising a horizontal portion and a vertical portion; a matching element for adjusting impedance matching that is joined to an end of the feed line; and a ground formed on a lower portion of the dielectric substrate, where a length of the horizontal portion and the vertical portion is set based on a polarization angle of an RF signal that is to be radiated. The disclosed antenna can be manufactured with a simple structure and a compact size.Type: GrantFiled: May 23, 2012Date of Patent: September 19, 2017Assignee: ACE TECHNOLOGIES CORPORATIONInventors: Han-Soo Park, Hak-Kyoun Kim, Yaroslav Milyakh
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Patent number: 9685714Abstract: Disclosed is a radar array antenna. The radar array antenna includes: at least one main power feed line electrically coupled to a feed point; a plurality of branch lines branched from the main feed line; and a plurality of patch radiators, each having a square shape, and respectively coupled to the plurality of branch lines. Each of the plurality of branch lines is coupled to one edge of each of the patch radiators. According to the disclosed radar array antenna, the power feed line of the radar array antenna may be minimized in size by using the patch radiator to reduce power losses and realize miniaturization.Type: GrantFiled: February 8, 2013Date of Patent: June 20, 2017Assignee: ACE TECHNOLOGIES CORPORATIONInventors: Yaroslav Milyakh, Hak-kyoun Kim, Da Young Sun
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Patent number: 9685685Abstract: Disclosed is a variable bandwidth RF filter. The disclosed filter comprises: a first filter unit having a first bandwidth and a variable-frequency structure; and a second filter unit having a second bandwidth and a variable-frequency structure. The first filter unit and the second filter unit are coupled to a cascade structure, and the bandwidth is adjusted by varying the frequency of the first filter unit and of the second filter unit. The disclosed filter is advantageous in that the variation of the bandwidth can be easily performed using a simple structure.Type: GrantFiled: March 28, 2013Date of Patent: June 20, 2017Assignee: ACE TECHNOLOGIES CORPORATIONInventor: Dong-Wan Chun
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Patent number: 9627732Abstract: A connector adapted for a cavity filter of the present invention includes a contact pin, a first insulator, a housing and a transmission line, the first insulator is provided with a first locating hole, the housing shaped as a cylinder is provided with a second locating hole. During the assembly, no additional mounting slot is required. Less space is taken up by the cylindrical housing, which provides more space for the transmission line and makes the line connections easier therefore. Moreover, the assembly of the connector is simple and efficient, and the connector is in an integrated structure, and the components of the connector are connected by inserting or plugging, which reduces the welding points, thus the vibrations among the components are reduced and the accumulated assembly tolerances are reduced accordingly, thereby the communication quality is improved and the cost is decreased.Type: GrantFiled: March 21, 2016Date of Patent: April 18, 2017Assignees: DONGGUAN ACE TECHNOLOGIES CORP., ACE TECHNOLOGIES CORP.Inventors: Seungheon Lee, Byungsung Kim, Jonghwa Kim
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Patent number: 9559408Abstract: An antenna device capable of using an existing external antenna as a diversity antenna is disclosed. The disclosed antenna device includes: a radiator configured to be extensible to the outside of a terminal; a feeding switch configured to perform a switching operation for connecting one of a plurality of feeding units to the radiator; at least one conductive line of which a first end coming into contact with a part of the radiator when the radiator is inserted into the inside of the terminal; and at least one ground switch coupled to the at least one conductive line and configured to switch a connection between a second end of the conductive line and the ground. In accordance with the disclosed antenna device, it is possible to use an existing external antenna as a diversity antenna without installing an additional antenna.Type: GrantFiled: November 22, 2013Date of Patent: January 31, 2017Assignee: ACE TECHNOLOGIES CORPORATIONInventor: Byoung-Nam Kim
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Patent number: 9502781Abstract: A radiator for a base station antenna is disclosed. The disclosed radiator includes a feed part and a multiple number of radiation elements configured to receive feed signals provided from the feed part, where each of the radiation elements comprises a first conductive part, which is fed with a + signal from the feed part, and a second conductive part, which is fed with a ? signal from the feed part, and where a first expanding part that gradually increases in horizontal width along a direction of increasing distance from the first conductive part is joined to an end of the first conductive part, and a second expanding part that gradually increases in horizontal width along a direction of increasing distance from the second conductive part is joined to an end of the second conductive part.Type: GrantFiled: August 12, 2014Date of Patent: November 22, 2016Assignee: ACE TECHNOLOGIES CORPORATIONInventors: Ilnar Battarov, Chul-Keun Park
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Patent number: 9397377Abstract: A cavity filter is disclosed. The cavity filter includes: a housing in which at least one cavity is formed where the housing has a resonator held in the cavity; a cover joined to an upper portion of the housing; and a pressing member joined to the cover. An insertion area is formed in the cover for receiving the pressing member, where the insertion area includes a thin part that has a smaller thickness than the main body of the cover. The pressing member may be inserted in the insertion area to press the thin part. The pressing member includes an insert part that is inserted in the insertion area, and an elastic member that is joined to a lower portion of the insert part to press the thin part. The cavity filter can provide stable properties as the resonators are joined to the ground in a stable manner.Type: GrantFiled: March 27, 2015Date of Patent: July 19, 2016Assignee: ACE TECHNOLOGIES CORPORATIONInventors: Jae-Ok Seo, Sung-Soo Chung, Jung-Hak Ahn, Dong-Wan Chun, Kwang-Sun Park
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Patent number: 9379471Abstract: A connector adapted for a cavity filter includes a housing, a contact pin, an insulating member, and a transmission line, the housing has a receiving space with a top opening and a side opening, a mounting hole is opened in a mounting base of the housing, the insulating member has a hollow structure and is fixedly configured in the housing, two connecting holes are opened in the contact pin, two positioning holes corresponding to the connecting hole are opened in the insulating member, a lower end of the contact pin is inserted into the top opening and through the insulating member, a positioning pin is inserted into the two connecting holes and the two positioning holes, and one end of the transmission line is inserted into the receiving space from the side opening and fixedly connected with the lower end of the contact pin.Type: GrantFiled: August 27, 2015Date of Patent: June 28, 2016Assignee: DONGGUAN ACE TECHNOLOGIES CORP.Inventors: Seungheon Lee, Byungsung Kim, Jonghwa Kim
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Patent number: 9373886Abstract: A radiator in which power is fed through a slot of a reflection plate and which can be manufactured in a simple manner and an antenna including the same are disclosed. The antenna includes a reflection plate and a radiator. The radiator includes feed sections disposed on a first surface of the reflection plate, first and second radiation elements extending perpendicular to the feed section or inclined towards the reflection plate, and first and second base plates configured to support the balanced parallel strip feed sections. Here, the first and second base plates are capacitively coupled to the reflection plate.Type: GrantFiled: May 18, 2011Date of Patent: June 21, 2016Assignee: Ace Technologies CorporationInventor: Dean Kitchener
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Patent number: 9368877Abstract: A multi-array antenna having superior electrical properties is disclosed. The multi-array antenna includes a reflector plate; first radiators arranged over a surface of the reflector plate and configured to form a first beam; and second radiators arranged over a surface of the reflector plate and configured to form a second beam. Here, one of the first radiators and one of the second radiators are arranged in an imaginary first line along a lengthwise direction of the reflector plate, another one of the first radiators and another one of the second radiators are arranged in an imaginary second line, the first radiator arranged in the first line and the first radiator arranged in the second line are positioned in a diagonal direction, and the second radiator arranged in the first line and the second radiator arranged in the second line are positioned in a diagonal direction.Type: GrantFiled: August 28, 2013Date of Patent: June 14, 2016Assignee: ACE TECHNOLOGIES CORPORATIONInventors: Battarov Ilnar, Jae-Hoon Tae, Min-Seok Jung, Seung-Cheol Lee
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Patent number: 9306258Abstract: A mixed-mode cavity filter is disclosed. The disclosed cavity filter includes: at least one first cavity configured to hold a metal coaxial resonator; and at least one second cavity configured to hold a dielectric resonator, where a first coupling window is formed in a wall formed between the first cavity and the second cavity, the first coupling window includes a horizontal window formed parallel to a bottom portion and a vertical window formed perpendicularly to the bottom portion, and the horizontal window and the vertical window overlap each other in at least a partial area. A mixed-mode filter according to an embodiment of the invention can achieve a small size and a light weight while providing low losses.Type: GrantFiled: February 5, 2014Date of Patent: April 5, 2016Assignee: ACE TECHNOLOGIES CORPORATIONInventors: Dong-Wan Chun, Jae-Won Jang, Jae-Ok Seo
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Patent number: 9300056Abstract: Disclosed is an antenna in which certain radiators are shared for multiple frequency bands. The antenna may include at least one first radiator for a first frequency band; one or more second radiator for a second frequency band; and a third radiator. Here, the third radiator may be used when realizing the first frequency band and may also be used when realizing the second frequency band.Type: GrantFiled: February 7, 2014Date of Patent: March 29, 2016Assignee: ACE TECHNOLOGIES CORPORATIONInventors: Seung-Cheol Lee, Seung-Chul Lee
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Patent number: 9281567Abstract: A broadband internal antenna using double electromagnetic coupling is disclosed. The disclosed antenna may include: a first conducting member electrically connected to a feeding point; a second conducting member placed at a designated distance from at least a portion of the first conducting member so as to allow a first electromagnetic coupling with at least a portion of the first conducting member, and remaining in a floating state without being coupled to a ground and the feeding point; a third conducting member placed at a designated distance from the second conducting member so as to allow a second electromagnetic coupling with the second conducting member, and electrically connected to the ground; and a fourth conducting member extending from the third conducting member, for radiating RF signals. The disclosed antenna has the advantage of providing broadband characteristics within a limited size.Type: GrantFiled: October 13, 2010Date of Patent: March 8, 2016Assignee: ACE TECHNOLOGIES CORPORATIONInventors: Byoung-Nam Kim, Jong-Ho Jung, Seung-Cheol Lee
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Patent number: 9272666Abstract: A communication device for a vehicle in which an RF device in the room mirror is connected electrically to a radiator included in a shade band is disclosed. The communication device for a vehicle includes an RF device in a room mirror and a radiator disposed in a shade band and connected electrically to the RF device.Type: GrantFiled: June 22, 2010Date of Patent: March 1, 2016Assignee: ACE TECHNOLOGIES CORPORATIONInventors: Tae-Hwan Yoo, Chang-Gyu Choi, Byong-Nam Kim
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Patent number: 9252498Abstract: A feeding system for feeding power using slow wave structure is disclosed. The feeding system includes a first substrate, a first pattern disposed on the first substrate, being a conductor, a second substrate separated from the first substrate, and a second pattern configured to locate on the second substrate, being a conductor. Here, the first pattern and the second pattern are connected electrically, and at least one of the first pattern and the second pattern has a slow wave structure.Type: GrantFiled: November 22, 2010Date of Patent: February 2, 2016Assignee: ACE TECHNOLOGIES CORPORATIONInventor: Seung-Cheol Lee