Patents Assigned to Hirose Electric Co., Ltd.
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Patent number: 11909139Abstract: Housings have blade receiving portions for blade insertion formed in a peripheral wall by two side walls facing each other in the through-thickness direction of the blades and two end walls; the multiple connecting units include end connecting units located at the opposite ends in the through-thickness direction of the blades and intermediate connecting units located between the end connecting units; engagement grooves engaging with counterpart connect bodies formed in the intermediate connecting units between the side walls and the end walls of the housing to extend in the through-thickness direction of the blades and be open toward the counterpart connect bodies; and no grooves are formed in end connecting units to an extent equal to or greater than the depth of the engagement grooves of the intermediate connecting units between the end walls and the outer side walls located on the outside in the through-thickness direction of the blades.Type: GrantFiled: February 25, 2022Date of Patent: February 20, 2024Assignee: Hirose Electric Co., Ltd.Inventors: Chunkai Yang, Kota Aizawa
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Patent number: 11888248Abstract: An intermediate electrical connector 1 which, upon connection of a first counterpart connect body 2 and a second counterpart connect body each from different sides in a manner permitting plugging and unplugging, mediates between the two counterpart connect bodies, the intermediate electrical connector 1 comprising terminals that are enabled to contact, respectively, the first counterpart connect body 2 and the second counterpart connect body, and a housing that directly or indirectly secures the terminals in place, wherein the connector has locking fittings 100 supported by the housing of the intermediate electrical connector 1, and the locking fittings 100 have locking portions 104A enabled to engage lockable portions 151 provided in the first counterpart connect body 2 in the direction of disengagement when the intermediate electrical connector 1 and said first counterpart connect body 2 are connected.Type: GrantFiled: February 17, 2021Date of Patent: January 30, 2024Assignee: Hirose Electric Co., Ltd.Inventor: Xingyu Cheng
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Patent number: 11843383Abstract: Example implementations described herein are directed to reducing far end cross talk (FEXT), including differential-to-differential far end crosstalk (DDFEXT) or single ended FEXT through generating and applying a delay shifter/inverter that is cascaded onto a target electrical system and shifts the even-mode and odd-mode propagation delay of a target electrical system to be substantially equal, which in turn reduces FEXT in the overall system.Type: GrantFiled: June 25, 2021Date of Patent: December 12, 2023Assignee: Hirose Electric Co., Ltd.Inventors: Ching-Chao Huang, Jeremy Buan, Jingqian Tian, Tadashi Ohshida
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Patent number: 11781854Abstract: The rotation sensing device comprises a magnet, magnetic sensors, and yokes, which are secured to the base and control the magnetic flux of the magnetic field formed by the magnet; each magnetic sensor comprises a magnetic wire, a coil, and a bobbin; each yoke comprises a left yoke piece and a right yoke piece partially covering the left portion and the right portion of the magnetic sensor; the left yoke piece has a left front plate portion, the left front plate portion, which extends linearly from the front of the left portion of the bobbin, which is to the left of the section where the coil is provided, all the way to the front of the coil, and is inclined with respect to the direction of extension of the magnetic wire such that the right end thereof is located rearwardly of left end thereof.Type: GrantFiled: January 25, 2022Date of Patent: October 10, 2023Assignee: Hirose Electric Co., Ltd.Inventor: Kosuke Egawa
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Patent number: 11609478Abstract: Example implementations described herein are directed to an interface configured to redirect light between a connector connected to a printed optical board (POB) via an optical waveguide, and a photonic integrated circuit (PIC), the interface involving two-dimensionally distributed waveplates (TDWs) having multiple layers of p-doped and n-doped silicon, the TDWs configured to be driven to change a dielectric constant at a two dimensional location on the TDWs such that the received light is redirected at the two dimensional location.Type: GrantFiled: May 26, 2021Date of Patent: March 21, 2023Assignee: Hirose Electric Co., Ltd.Inventors: Kihong Kim, Jeremy Buan, Tsutomu Matsuo, Tadashi Ohshida
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Patent number: 11585981Abstract: Example implementations described herein are directed to a system involving one or more photonic integrated circuits having multi-mode waveguides and connected to a printed optical board through the use of multi-mode waveguide connectors described herein. The printed optical board can include an embedded multi-mode waveguide bus to facilitate optical signal to and from the photonic integrated circuits. The system can also include a chiplet such as a photonic integrated circuit with a single mode waveguide configured to connect to an optical fiber cable.Type: GrantFiled: March 29, 2021Date of Patent: February 21, 2023Assignee: Hirose Electric Co., Ltd.Inventors: Kihong Kim, Jeremy Buan, Tadashi Ohshida, Tsutomu Matsuo, Shuji Suzuki, Nobuhiro Tamai, Hiromichi Muraoka
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Patent number: 11581883Abstract: A method of manufacturing an electrical system for reducing differential-to-differential far end crosstalk (DDFEXT) includes converting a first S parameter representative of a design of a first electrical system into a differential-only S parameter, generating a second differential-only S parameter configured to add even-mode propagation delay and odd-mode propagation delay of the differential-only S parameter of the electrical system such that a total even-mode propagation delay and odd-mode propagation delay of the differential-only S parameter are substantially equivalent, and reconfiguring a second electrical system from the differential-only S parameter and the second differential-only S parameter.Type: GrantFiled: March 10, 2022Date of Patent: February 14, 2023Assignee: Hirose Electric Co., Ltd.Inventors: Ching-Chao Huang, Jeremy Buan, Jingqian Tian, Tadashi Ohshida
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Patent number: 11378760Abstract: A connector assembly arrangement comprising, disposed on the faces of a circuit board in an electronic device, connector assemblies which, along with having a plug connector that incorporates a photoelectric conversion element capable of converting optical signals and electrical signals from one to the other and a receptacle connector with which said plug connector is mated, have the plug connector and the receptacle connector electrically connected through mutual contact between terminals; wherein the plug connector, from which a fiber optic cable for optical signal transmission that is connected to the photoelectric conversion element extends in one direction from said plug connector, also has terminals connected to the above-mentioned photoelectric conversion element; the fiber optic cable is a single fiber optic cable; and a plurality of connector assemblies are disposed on at least one of the two faces of the circuit board.Type: GrantFiled: August 3, 2020Date of Patent: July 5, 2022Assignee: Hirose Electric Co., Ltd.Inventors: Naruki Ishida, Masayuki Goto, Yoshiaki Sano
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Patent number: 11367982Abstract: An inner conductor surrounded by an outer conductor in the circumferential direction of a tubular portion of the outer conductor throughout the entire circumference, an entire internal contact portion and a portion of a projecting portion are located within boundaries of the outer conductor in the up-down direction, a dielectric body with a bottom face aligned with the surface of the circuit board and which secures the bottom portion of the outer conductor and the projecting portion of the inner conductor, the outer edge of the tubular portion of a connecting portion of the inner conductor in the radial direction is located inside the tubular portion of the outer conductor in the radial direction, the bottom plate portion of the dielectric body has a passage portion that extends in the up-down direction, and the outer edge section of the connecting portion is positioned to protrude into the passage portion.Type: GrantFiled: February 10, 2021Date of Patent: June 21, 2022Assignee: Hirose Electric Co., Ltd.Inventors: Yujin Haga, Masahiro Tsuchida, Tsubasa Kaneko
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Patent number: 11336064Abstract: An electrical connector assembly has a first connector, to which a cable is connected, a second connector, which is mounted to a mounting face of a support member and into/from which the first connector is inserted/removed, and an intermediate member that prevents disengagement of the first connector from the second connector. The intermediate member has a mountable portion mounted directly, or mounted indirectly through an intermediary member, to the second connector, and a locking portion that prevents upward disengagement of the first connector, and, while the mountable portion is mounted to the second connector, the intermediate member is enabled for operational movement relative to the second connector between an open position that allows for the insertion/removal of the first connector into or from the second connector and a locked position in which disengagement of the first connector is prevented by the locking portion.Type: GrantFiled: August 7, 2020Date of Patent: May 17, 2022Assignee: Hirose Electric Co., Ltd.Inventor: Atsuhiro Miyazaki
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Patent number: 11329427Abstract: Prior-art connectors require burdensome operations that involve connecting the male screws of the threaded retaining members mounted on an overmolded connector unit to the internal threads provided in a counterpart connector and tightening the screws by turning in order to prevent connector disengagement. In addition, repeatedly attaching and detaching the connector may create a problem by increasing the burden of such operations. The present invention provides a connector and a connector device that allows for easy attachment to and detachment from a counterpart connector by providing a locking mechanism that automatically locks upon connection to a counterpart connector and that permits unlocking by depressing buttons in a connector that includes a connector unit provided in a distal end section of a cable and a housing that holds said connector unit inside and is equipped with a locking mechanism for locking to a counterpart connector.Type: GrantFiled: October 7, 2020Date of Patent: May 10, 2022Assignee: Hirose Electric Co., Ltd.Inventor: Kazunori Ichikawa
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Patent number: 11303076Abstract: An outer conductor 70 has arm-shaped portions 74 that extend from a mating body portion 73, the arm-shaped portions 74 are of a curved shape and have front contact portions 74B-2 enabled to contact the mating body portion 73 and rear contact portions 74B-1 enabled to contact cover plate portions 76, and bringing the front contact portions 74B-2 into contact with the mating body portion 73 while bringing the rear contact portions 74B-1 into contact with the cover plate portions 76 places the counterpart outer conductor and the cover plate portions 76 in electrical communication via the mating body portion 73, front contact portions 74B-2, and rear contact portions 74B-1.Type: GrantFiled: February 10, 2021Date of Patent: April 12, 2022Assignee: Hirose Electric Co., Ltd.Inventors: Yujin Haga, Masahiro Tsuchida, Tsubasa Kaneko
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Publication number: 20200287330Abstract: When a swaging portion (71) of one shell (60) is swaged to a cable (5), even in a case where a main body (42) of the other shell (40) receives tensile force through a sandwiching portion (43) sandwiched between the swaging portion (71) and the cable (5), the risk of pulling the main body (42) of the other shell itself is reduced, and deformation and damage of the other shell (40) are prevented. A cable connector includes a housing (20) configured to hold one end of a cable (5) and a first shell (60) and a second shell (40) including main bodies covering at least a portion of the housing (20). The first shell (60) has a swaging portion (71) to be swaged to the cable (50). The second shell (40) has a sandwiching portion (43) to be swaged together with the cable by the swaging portion (71) with the sandwiching portion being sandwiched between the swaging portion (71) and the cable.Type: ApplicationFiled: May 25, 2018Publication date: September 10, 2020Applicant: Hirose Electric Co., Ltd.Inventors: Kenichi NAGANUMA, Tadashi SAKAIZAWA, Yusuke SAKODA, Shingo CHAMURA
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Publication number: 20200264388Abstract: An optical cable, in which a fiber optic core and tensile strength filaments are covered with a covering, is connected to a connecting element incorporated into a connector, wherein a clamping member clamps the end portion of the covering along its outer peripheral surface in a state where the covering has been removed from the end portion of the optical cable such that the fiber optic core and the tensile strength filaments are uncovered; a gripping member that grips the exposed tensile strength filaments in a state where the exposed fiber optic core passes therethrough; and a protective member that covers a range extending from the clamping member to the gripping member in the axial direction of the fiber optic core in a state where the exposed fiber optic core is connected to a connecting element of the connector while the gripping member is attached to the connector.Type: ApplicationFiled: February 14, 2020Publication date: August 20, 2020Applicant: Hirose Electric Co., Ltd.Inventors: Takeshi YAMAZAKI, Kentaro ISHII, Ryozo KOYAMA, Hiroshi TANOOKA
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Patent number: 10573985Abstract: Terminals 40, 50 involving stationary-side retained portions 44, 54 are held in place by stationary housings, movable-side retained portions 42, 52 are held in place by a movable housing, and resilient portions 43, 53 are provided between said stationary-side retained portions 44, 54 and movable-side retained portions 42, 52. In the above-mentioned housing, in the terminal array direction, retaining fittings 60 are attached at locations outside said terminal array range, the above-mentioned retaining fittings 60 include mounting portions 61 fixedly attached to the housing and retaining portions 62 that clamp and hold the counterpart connector component. The retaining portions 62 of said retaining fittings 60 clamp and hold the above-mentioned counterpart connector component, thereby maintaining the locations of contact between the contact portions of the above-mentioned terminals 40, 50 and the above-mentioned counterpart connector component.Type: GrantFiled: August 6, 2018Date of Patent: February 25, 2020Assignee: Hirose Electric Co., Ltd.Inventors: Yohei Hasegawa, Takahiro Abe
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Patent number: 10566752Abstract: A plurality of signal terminals are disposed in parallel and comprise an embedded part embedded and held in a base member of insulating material and a protruding part that protrudes from the base member, the protruding part forms a connecting part that is electrically connected by contacting or solder-connecting to a mating connecting body, the base member comprises a main body holding part that covers the entire circumference of the circumferential surface of the signal terminals and holds the signal terminals, and a semi-exposed holding part that exposes a portion of the circumferential surface of the signal terminals while covering and holding the remaining portion, with the protruding part of the signal terminals protruding from the semi-exposed holding part with regard to the main body holding part.Type: GrantFiled: May 29, 2017Date of Patent: February 18, 2020Assignee: Hirose Electric Co., Ltd.Inventor: Nobuhiro Tamai
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Patent number: 10553972Abstract: Connector with connector elements supported by a support and arranged on a mounting face of a circuit board. The connector elements have terminals arranged in the connector-width direction as well as a stationary retainer and a movable retainer, securing said terminals in place; a metal sheet member having a parallel plate portion extending in the connector-width direction throughout at least a portion of the terminal array range and located on opposite to a lateral face on which the contact portions of the terminals are located; and a biasing portion formed by folding back in the edge portion of said parallel plate portion in the through-thickness direction and faces said parallel plate portion. When connected to a counterpart connector, said biasing portion applies pressure to another adjacent connector element with a biasing force, such that its reaction force applies contact pressure and brings the contact portions in contact with counterpart terminals.Type: GrantFiled: February 27, 2019Date of Patent: February 4, 2020Assignee: Hirose Electric Co., Ltd.Inventor: Nobuhiro Tamai
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Patent number: 10553970Abstract: The terminals have a connecting portion, formed at one end in the direction of connection of the connector and is connected to a mounting face of a circuit board, and a contact portion, formed at the other end in the above-mentioned direction of connection and has a contact surface brought in contact with a counterpart terminal; the ground plate has resilient strips, which are brought in contact with the above-mentioned terminals; said resilient strips are formed within the range of the above-mentioned contact portions in the above-mentioned direction of connection at locations corresponding to the above-mentioned terminals and are brought in contact with the surface of said terminals on the side opposite to the above-mentioned contact surface; and the above-mentioned terminals have retained portions that extend from the lateral edges of the above-mentioned contact portions extending in the above-mentioned direction of connection and are secured in place by the retainer.Type: GrantFiled: February 27, 2019Date of Patent: February 4, 2020Assignee: Hirose Electric Co., Ltd.Inventor: Nobuhiro Tamai
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Patent number: 10516226Abstract: The contact portions 22, 122 of the terminals 20, 120 of the two circuit board connectors 1 and the intermediate electrical connector 3 have leaf contact point portions 22B, 122B extending in the above-mentioned direction of connection of the connectors and protruding contact point portions 22A-1, 122A-1 located closer to the free end side of the terminals 20, 120 than to said leaf contact point portions 22B, 122B; and, in a connected state, the protruding contact point portions of the above-mentioned terminals are made contactable with the leaf contact point portions of the counterpart terminals.Type: GrantFiled: March 7, 2019Date of Patent: December 24, 2019Assignee: Hirose Electric Co., Ltd.Inventor: Nobuhiro Tamai
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Patent number: 10483670Abstract: Electrical connector for circuit boards provided with terminals having connecting portions configured to be connected to a circuit board at one end in the longitudinal direction of said terminals and contact portions configured to be placed in contact with a counterpart connector component at the other end, and a housing holding a plurality of said terminals in place in array form. Said housing having disposed therein the contact portions of the terminals, and formed such that it is divided into a receiving-side housing, which accommodates the contact portions and receives a counterpart connector component such that it is placed in contact with the contact portions, and a board-side housing, which holds the terminals in place in sections more proximal to the connecting portions than to the contact portions and which is mounted to a circuit board, and the receiving-side housing and the board-side housing are molded as a single unit.Type: GrantFiled: August 6, 2018Date of Patent: November 19, 2019Assignee: Hirose Electric Co., Ltd.Inventors: Yohei Hasegawa, Takahiro Abe