Patents Assigned to Sercomm Corporation
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Publication number: 20260050134Abstract: The present disclosure relates generally to a pedestal apparatus. In one embodiment, the pedestal apparatus comprises: a lid component having a first cross sectional area, a base component having a second cross sectional area smaller than the first cross sectional area, and an adapter component configured to connect the lid component to the base component and enclose communication cables running from the base component to the lid component.Type: ApplicationFiled: August 12, 2025Publication date: February 19, 2026Applicants: Sercomm Corporation, Sernet (Suzhou) Technologies Corp.Inventors: Peter H. WOLFF, Donald A JONES
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Patent number: 12538457Abstract: The invention provides a heat dissipation module and an electronic device. The heat dissipation module includes a thermally conductive plastic member and a metal member. The thermally conductive plastic member includes a base and a plurality of heat dissipation fins. The base includes an upper surface and a lower surface opposite to each other, and the heat dissipation fins are arranged at intervals at the upper surface. The metal member is disposed at the lower surface of the base. The thermally conductive plastic member and the metal member are combined via insert molding. One of the thermally conductive plastic member and the metal member includes a plurality of heat dissipation bosses separated from each other, and the heat dissipation bosses are located at the lower surface of the base of the thermally conductive plastic member or at a surface of the metal member relatively far away from the base.Type: GrantFiled: December 25, 2023Date of Patent: January 27, 2026Assignee: Sercomm CorporationInventors: ChengPu Wu, Sheng-Yao Chen, Yi Fei Yu
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Patent number: 12525699Abstract: An antenna module and a related network communication device are provided in this disclosure. A network communication device includes a circuit board, a network communication chip, an antenna, a signal line, and an antenna bracket. The network communication chip is disposed on the circuit board. The antenna bracket has a first antenna slot, a circuit board slot, a circuit board hook and an opposite supporting part. The first antenna slot is configured to carry the antenna. The circuit board hook and the opposite supporting part are respectively located on opposing first surface and second surface of the circuit board. The circuit board slot is located between the circuit board hook and the opposite supporting part to accommodate the circuit board. The circuit board hook is buckled to a first buckle hole of the circuit board.Type: GrantFiled: August 2, 2024Date of Patent: January 13, 2026Assignee: Sercomm CorporationInventors: Chih Wen Tseng, Chia Chun Sun
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Patent number: 12408260Abstract: A network communication device has a circuit board, a network communication chip, an antenna, and a metal cover. The circuit board has a first surface and a second surface opposite to each other. An interior of the circuit board has a ground layer. An edge of the first surface has a ground ring. The ground ring surrounds the first surface and is electrically connected to the ground layer. The network communication chip is disposed on the first surface. The antenna is electrically connected to the circuit board. The metal cover has an annular support rib. The circuit board is disposed on the annular support rib with the first surface facing the metal cover. The ground ring is in physical contact with and electrically connected to the annular support rib.Type: GrantFiled: June 13, 2023Date of Patent: September 2, 2025Assignee: Sercomm CorporationInventors: Yujian Hou, Liang Li, Tianjiao Huang
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Patent number: 12394995Abstract: The disclosure provides an Internet of things device and a battery power supply circuit thereof. A voltage of a battery is compared with a predetermined over-discharge voltage to generate a comparison signal. A battery protection circuit serves as a power supply path from the battery to a load and determines whether to cut off the power supply path according to the comparison signal. The battery protection circuit cuts off the power supply path when the voltage of the battery decreases from a value greater than the predetermined over-discharge voltage to a value less than the predetermined over-discharge voltage, but does not turn on the power supply path when the voltage of the battery increases from a value less than the predetermined over-discharge voltage to a value greater than the predetermined over-discharge voltage.Type: GrantFiled: March 23, 2022Date of Patent: August 19, 2025Assignee: Sercomm CorporationInventors: Meng-Chien Chiang, Yu Ping Hsu
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Patent number: 12334654Abstract: A network communication device having an antenna frame includes a circuit board, a network communication chip, an antenna, a signal cable and an antenna frame. The network communication chip is disposed on the circuit board. The signal cable is electrically connected to the antenna and the circuit board. The antenna frame is assembled on the circuit board. The antenna frame has a slot. The antenna is engaged in the slot. The antenna is directly fixed on the circuit board through the antenna frame, and the assembling of the antenna is easy to complete.Type: GrantFiled: March 13, 2023Date of Patent: June 17, 2025Assignee: Sercomm CorporationInventors: Hsien-Wen Liu, Chih-Wen Tseng
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Patent number: 12287657Abstract: A signal conversion circuit including a voltage adjustment circuit and a control circuit is provided. An input terminal and an output terminal of the voltage adjustment circuit are respectively coupled to a power voltage and an output terminal of the signal conversion circuit. The control circuit provides a control signal to a control terminal of the voltage adjustment circuit, controls the control signal to change between a first control voltage level and a second control voltage level according to a signal level of an input data signal, or decides whether to provide a default voltage to the output terminal of the voltage adjustment circuit according to the input data signal.Type: GrantFiled: September 7, 2023Date of Patent: April 29, 2025Assignee: Sercomm CorporationInventors: Chih-Liang Yen, Jianmin Kong, Peng Xu
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Publication number: 20250103480Abstract: A data management method and device are provided. The method includes: in response to a first data type of first data to be written into a memory medium, obtaining a space size of a first write space of the first data; in response to determining that the space size is not less than or equal to a total free space of the memory medium, determining whether there is an excess data type among the data types; in response to determining that there is the excess data type, deleting at least part of second data belonging to the excess data type, updating the total free space, and determining whether the space size is less than or equal to the updated total free space; and in response to determining that the space size is less than or equal to the updated total free space, writing the first data into the memory medium.Type: ApplicationFiled: August 6, 2024Publication date: March 27, 2025Applicant: Sercomm CorporationInventor: Xinyue Fei
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Publication number: 20250079684Abstract: An antenna module and a related network communication device are provided in this disclosure. A network communication device includes a circuit board, a network communication chip, an antenna, a signal line, and an antenna bracket. The network communication chip is disposed on the circuit board. The antenna bracket has a first antenna slot, a circuit board slot, a circuit board hook and an opposite supporting part. The first antenna slot is configured to carry the antenna. The circuit board hook and the opposite supporting part are respectively located on opposing first surface and second surface of the circuit board. The circuit board slot is located between the circuit board hook and the opposite supporting part to accommodate the circuit board. The circuit board hook is buckled to a first buckle hole of the circuit board.Type: ApplicationFiled: August 2, 2024Publication date: March 6, 2025Applicant: Sercomm CorporationInventors: Chih Wen Tseng, Chia Chun Sun
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Publication number: 20250039659Abstract: Provided in the embodiments of the disclosure are a method for updating an embedded subscriber identity module (eSIM) configuration profile and a related customer premise equipment. The method includes: transmitting a Bluetooth identification signal corresponding to the customer premise equipment; in response to a Bluetooth pairing operation initiated by a mobile device, establishing a Bluetooth connection with the mobile device; visiting a subscription manager data preparation server by using a transmission control protocol/Internet protocol (TCP/IP) network provided by the mobile device through the Bluetooth connection, and obtaining a configuration profile corresponding to an eSIM chip from the subscription manager data preparation server; and updating the eSIM chip based on the configuration profile of the eSIM chip. This provides a more convenient management operation method for management personnel.Type: ApplicationFiled: July 16, 2024Publication date: January 30, 2025Applicant: Sercomm CorporationInventors: Meng Wang, Chaoyang Sun
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Publication number: 20240389074Abstract: Disclosed is a bandwidth selection method and a base station for a citizens broadband radio service. The bandwidth selection method includes the following steps. A spectrum resource configuration is received from a spectrum access system. The spectrum resource configuration indicates at least one available frequency band, and the at least one available frequency band includes a priority access licensed frequency band or a general authorized access frequency band. A selected bandwidth in a spectrum of the citizens broadband radio service is determined as a working bandwidth of the base station. The selected bandwidth includes a part or all of the available frequency band. A candidate frequency band is selected from the available frequency band in the selected bandwidth. The candidate frequency band is configured to activate a bandwidth part.Type: ApplicationFiled: May 5, 2024Publication date: November 21, 2024Applicant: Sercomm CorporationInventor: Xiaoan Chen
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Patent number: 12069118Abstract: A streaming media processing method, a transmitting device and a receiving device are provided. The streaming media processing method includes the following steps: encoding original media data into encoded streaming media; adding metadata to a media frame in the encoded streaming media to generate a padded streaming media, and the metadata serves as a payload data of the media frame; and encapsulating the padded streaming media into a streaming media packet. In this way, it is possible to satisfy the requirement of compatibility without affecting codec and communication protocols.Type: GrantFiled: March 10, 2023Date of Patent: August 20, 2024Assignee: Sercomm CorporationInventors: Junyu Wan, Shaohai Zhao
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Patent number: 12046127Abstract: A video doorbell and an automatic setting method thereof are provided. The video doorbell includes a bridge rectifying unit, a switch unit, and a processing unit. The bridge rectifying unit is configured to output a DC voltage when receiving an AC power from a transformer. During a chime type detection mode, the switch unit is configured to switch a path of the AC power for generating a short-circuit current to trigger a chime. After the short-circuit current is kept for a detection time, the short-circuit current is terminated. During the chime type detection mode, when the short-circuit current is terminated, the processing unit detects a rising time of the DC voltage rising from a first level to a second level, and determine whether the chime is an analog chime or a digital chime according to the rising time.Type: GrantFiled: June 1, 2022Date of Patent: July 23, 2024Assignee: SERCOMM CORPORATIONInventors: Chien-Ming Chen, Po-Tsung Chen
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Publication number: 20240215200Abstract: The invention provides a heat dissipation module and an electronic device. The heat dissipation module includes a thermally conductive plastic member and a metal member. The thermally conductive plastic member includes a base and a plurality of heat dissipation fins. The base includes an upper surface and a lower surface opposite to each other, and the heat dissipation fins are arranged at intervals at the upper surface. The metal member is disposed at the lower surface of the base. The thermally conductive plastic member and the metal member are combined via insert molding. One of the thermally conductive plastic member and the metal member includes a plurality of heat dissipation bosses separated from each other, and the heat dissipation bosses are located at the lower surface of the base of the thermally conductive plastic member or at a surface of the metal member relatively far away from the base.Type: ApplicationFiled: December 25, 2023Publication date: June 27, 2024Applicant: Sercomm CorporationInventors: ChengPu Wu, Sheng-Yao Chen, Yi Fei Yu
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Publication number: 20240143004Abstract: A signal conversion circuit including a voltage adjustment circuit and a control circuit is provided. An input terminal and an output terminal of the voltage adjustment circuit are respectively coupled to a power voltage and an output terminal of the signal conversion circuit. The control circuit provides a control signal to a control terminal of the voltage adjustment circuit, controls the control signal to change between a first control voltage level and a second control voltage level according to a signal level of an input data signal, or decides whether to provide a default voltage to the output terminal of the voltage adjustment circuit according to the input data signal.Type: ApplicationFiled: September 7, 2023Publication date: May 2, 2024Applicant: Sercomm CorporationInventors: Chih-Liang Yen, JianMin Kong, Peng Xu
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Publication number: 20240084955Abstract: The disclosure provides a universal platform including a bottom base, an upper cover, a fixed base, a rotating base, at least one locking member, and at least one elastic member. The upper cover is disposed on the bottom base and has a through hole. The fixed base is disposed between the upper cover and has a concave. The concave is aligned to the through hole to form a receiving space. The rotating base is disposed in the receiving space and partially protrudes outside of the through hole. The at least one locking member is connected to the upper cover through the fixed base. The at least one elastic member is disposed between the fixed base and the at least one locking member.Type: ApplicationFiled: August 22, 2023Publication date: March 14, 2024Applicant: Sercomm CorporationInventor: Rong Tang Lee
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Publication number: 20230413419Abstract: A network communication device has a circuit board, a network communication chip, an antenna, and a metal cover. The circuit board has a first surface and a second surface opposite to each other. An interior of the circuit board has a ground layer. An edge of the first surface has a ground ring. The ground ring surrounds the first surface and is electrically connected to the ground layer. The network communication chip is disposed on the first surface. The antenna is electrically connected to the circuit board. The metal cover has an annular support rib. The circuit board is disposed on the annular support rib with the first surface facing the metal cover. The ground ring is in physical contact with and electrically connected to the annular support rib.Type: ApplicationFiled: June 13, 2023Publication date: December 21, 2023Applicant: Sercomm CorporationInventors: Yujian Hou, Liang Li, Tianjiao Huang
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Publication number: 20230327340Abstract: A network communication device having an antenna frame includes a circuit board, a network communication chip, an antenna, a signal cable and an antenna frame. The network communication chip is disposed on the circuit board. The signal cable is electrically connected to the antenna and the circuit board. The antenna frame is assembled on the circuit board. The antenna frame has a slot. The antenna is engaged in the slot. The antenna is directly fixed on the circuit board through the antenna frame, and the assembling of the antenna is easy to complete.Type: ApplicationFiled: March 13, 2023Publication date: October 12, 2023Applicant: Sercomm CorporationInventors: Hsien-Wen Liu, Chih Wen Tseng
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Publication number: 20230308497Abstract: A streaming media processing method, a transmitting device and a receiving device are provided. The streaming media processing method includes the following steps: encoding original media data into encoded streaming media; adding metadata to a media frame in the encoded streaming media to generate a padded streaming media, and the metadata serves as a payload data of the media frame; and encapsulating the padded streaming media into a streaming media packet. In this way, it is possible to satisfy the requirement of compatibility without affecting codec and communication protocols.Type: ApplicationFiled: March 10, 2023Publication date: September 28, 2023Applicant: Sercomm CorporationInventors: Junyu Wan, Shaohai Zhao
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Publication number: 20230020200Abstract: The disclosure provides an Internet of things device and a battery power supply circuit thereof. A voltage of a battery is compared with a predetermined over-discharge voltage to generate a comparison signal. A battery protection circuit serves as a power supply path from the battery to a load and determines whether to cut off the power supply path according to the comparison signal. The battery protection circuit cuts off the power supply path when the voltage of the battery decreases from a value greater than the predetermined over-discharge voltage to a value less than the predetermined over-discharge voltage, but does not turn on the power supply path when the voltage of the battery increases from a value less than the predetermined over-discharge voltage to a value greater than the predetermined over-discharge voltage.Type: ApplicationFiled: March 23, 2022Publication date: January 19, 2023Applicant: Sercomm CorporationInventors: Meng-Chien Chiang, Yu Ping Hsu