Patents by Inventor Jian-Chun Pan
Jian-Chun Pan 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).
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Patent number: 11934610Abstract: A touch control method is provided. The touch control method is applied in a touch device including a plurality of touch electrodes, the touch control method includes: step S1, sending a scanning signal to the plurality of touch electrodes, the scanning signal being a multi-frequency scanning signal; step S2, acquiring touch data according to the multi-frequency scanning signal; and step S3, calculating a current touch position according to the touch data.Type: GrantFiled: February 26, 2020Date of Patent: March 19, 2024Assignee: FocalTech Electronics (Shenzhen) Co., Ltd.Inventors: Wei-Jing Hou, Jian-Wu Chen, Hui-Dan Xiao, Da-Chun Wu, Zhen-Huan Mou, You-Gang Gong, Guan-Qun Pan
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Patent number: 8736293Abstract: A test device for testing a printed circuit board (PCB) includes a base and a measuring device. The measuring device includes a testing pin and is capable of measuring any desired point of the PCB on condition that the pin makes contact with the point at an included angle between the pin and a back surface of the PCB which is larger than a predetermined angle. The distance between the base and the PCB satisfies: H>L tan ?, where H is the vertical distance between the PCB and the base, L is the maximum length of an orthogonal projection of the pin on the PCB when the pin is contacting the point, and ? is the predetermined angle.Type: GrantFiled: October 12, 2011Date of Patent: May 27, 2014Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.Inventors: Jian-Chun Pan, Hai-Qing Zhou, Yi-Xin Tu
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Patent number: 8602813Abstract: A jumper assembly includes a circuit board, a first base, a second base, and a jumper. The first base and the second base are mounted on the circuit board. The first base includes a first pin electrically connected to the circuit board. The second base includes a second pin electrically connected to the circuit board. The second pin includes a limiting portion formed at a top. The jumper defines two through holes each receiving a conductive portion. The conductive portions of the jumper are electrically connected to each other. The jumper is set around the first pin and the second pin to electrically connect the first pin to the second pin. The limiting portion can prevent the second pin from disengaging from the jumper when response to the first pin is disengaged from the jumper.Type: GrantFiled: August 23, 2012Date of Patent: December 10, 2013Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.Inventors: Jian-Chun Pan, Chung-Chi Huang
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Patent number: 8469736Abstract: An audio test cable includes three types of audio input and output (I/O) ports. The input port and the output port in each type of audio I/O ports form a short circuit for carrying a loopback test for a motherboard. The audio test cable also includes a test audio jack which connects to the output port of all types of audio I/O ports for carrying out an audio-quality test for the motherboard.Type: GrantFiled: October 20, 2011Date of Patent: June 25, 2013Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.Inventors: Jian-Chun Pan, Hai-Qing Zhou, Yi-Xin Tu
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Patent number: 8443234Abstract: A BIOS refresh device includes a first socket, a second socket, and a jumper. The first socket includes a first elastic contact, a first voltage contact, and a first ground contact. The second socket includes a second elastic contact, a second voltage contact, and a second ground contact. The jumper includes a first pin, a second pin, a third pin, and a fourth pin. The first pin is electronically connected with the second elastic contact. The second pin is electronically connected with the first voltage contact or the second voltage contact. The third pin is electronically connected with the first elastic contact. The fourth pin is electronically connected with the second ground contact or the second ground contact.Type: GrantFiled: January 6, 2011Date of Patent: May 14, 2013Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.Inventors: Guo-Yi Chen, Hai-Qing Zhou, Jian-Chun Pan
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Publication number: 20130059464Abstract: An audio test cable includes three types of audio input and output (I/O) ports. The input port and the output port in each type of audio I/O ports form a short circuit for carrying a loopback test for a motherboard. The audio test cable also includes a test audio jack which connects to the output port of all types of audio I/O ports for carrying out an audio-quality test for the motherboard.Type: ApplicationFiled: October 20, 2011Publication date: March 7, 2013Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.Inventors: JIAN-CHUN PAN, HAI-QING ZHOU, YI-XIN TU
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Publication number: 20130043896Abstract: A test device for testing a printed circuit board (PCB) includes a base and a measuring device. The measuring device includes a testing pin and is capable of measuring any desired point of the PCB on condition that the pin makes contact with the point at an included angle between the pin and a back surface of the PCB which is larger than a predetermined angle. The distance between the base and the PCB satisfies: H>L tan ?, where H is the vertical distance between the PCB and the base, L is the maximum length of an orthogonal projection of the pin on the PCB when the pin is contacting the point, and ? is the predetermined angle.Type: ApplicationFiled: October 12, 2011Publication date: February 21, 2013Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.Inventors: JIAN-CHUN PAN, HAI-QING ZHOU, YI-XIN TU
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Publication number: 20130017707Abstract: A connector assembly includes a first connector and a second connector. The first connector includes a main body, and a latching member extending out from the main body. The latching member includes a resilient extending portion extending from an outer surface of the main body, and a latching protrusion extending out from the extending portion. The second connector to be connected to the first connector, and includes a base, and a connecting member extending out from an outer surface of the base. The connecting member defining sliding groove and a receiving portion communicating with the sliding groove for latching the latching protrusion. Wherein when the first and second connectors are being connected, the latching member slides through the sliding groove, such that the latching protrusion is latched in the receiving portion.Type: ApplicationFiled: October 24, 2011Publication date: January 17, 2013Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.Inventors: JIAN-CHUN PAN, HAI-QING ZHOU, YI-XIN TU
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Publication number: 20120304018Abstract: An apparatus for testing a basic input output system (BIOS) chip includes a base and a connector. The base defines a receiving space for housing the BIOS chip. A number of signal pins are formed on sidewalls bounding the receiving space, to electrically connect the BIOS chip. The connector extends from a bottom of the base, and is electrically connected to the signal pins of the base to be connected to a diagnose card to debug the BIOS chip.Type: ApplicationFiled: October 20, 2011Publication date: November 29, 2012Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) Co., LTD.Inventors: JIAN-CHUN PAN, HAI-QING ZHOU, YI-XIN TU
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Patent number: 8321621Abstract: A video graphics array (VGA) interface switch apparatus includes first to third VGA interfaces, a single-pole double-throw (SPDT) switch, a switch control chip, and first to sixth electronic switches. The first VGA interface is connected to the second and third VGA interfaces through the switch control chip and the electronic switches. The SPDT switch is used to control the first VGA interface to be selectively connected to the second or third VGA interface.Type: GrantFiled: December 1, 2010Date of Patent: November 27, 2012Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.Inventors: Han-Bing Zhang, Jian-Chun Pan, De-Jun Zeng
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Publication number: 20120268887Abstract: A flash drive includes a main body and a casing pivotably installed to a first end of the main body. A universal serial bus (USB) connector extends from a second end of the main body. The casing includes two plates and an end piece perpendicularly connected between ends of the plates. The casing is pivoted toward the USB connector to enclose the USB connector.Type: ApplicationFiled: April 29, 2011Publication date: October 25, 2012Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY(ShenZhen) CO., LTD.Inventors: JIAN-CHUN PAN, HAI-QING ZHOU, YI-XIN TU
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Patent number: 8251719Abstract: A flash drive includes a frame and a main body. A receiving portion defining a receiving space therein is formed on an end of the frame. Two arms extend from opposite ends of the receiving portion. A universal serial bus (USB) connector is formed on an end of the main body. The main body is slidably and pivotably installed between the arms. The main body is operable to slide toward the receiving portion to insert the USB connector into the receiving space. And when the USB connector is received in the receiving space, the main body is operable to slide away from the receiving portion, to move the USB connector out from the receiving space, and the main body is then pivotable relative to the arms.Type: GrantFiled: May 5, 2011Date of Patent: August 28, 2012Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.Inventors: Jian-Chun Pan, Hai-Qing Zhou, Yi-Xin Tu
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Patent number: 8255609Abstract: A switch apparatus includes first to third video graphics array (VGA) interfaces, first to sixth universal serial bus (USB) interfaces, a single-pole double-throw (SPDT) switch, and first to eighteenth electronic switches. The first VGA interface is connected to the second and third VGA interfaces through the electronic switches. The first USB interface is connected the second and third USB interfaces through the electronic switches. The fourth USB interface is connected to the fifth and sixth USB interfaces through the electronic switches. The SPDT switch is used to control the first VGA interface to be selectively connected to the second or third VGA interface, and control the first USB interface to be selectively connected to the second or third USB interface, and control the fourth USB interface to be selectively connected to the fifth or sixth USB interface.Type: GrantFiled: December 7, 2010Date of Patent: August 28, 2012Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.Inventors: Jian-Chun Pan, De-Jun Zeng, Chung-Chi Huang
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Publication number: 20120161799Abstract: An exemplary four-wire milliohmmeter includes a main body and two probe assemblies electrically connected with the main body. Each of the probe assemblies includes two plugs detachably inserted into the main body, a contact member, and two wires each electrically connecting one of the plugs to the contact member. The contact portion of each probe assembly has a needlelike free end for contacting an object.Type: ApplicationFiled: March 31, 2011Publication date: June 28, 2012Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.Inventors: YUN-SHAN XIAO, JIAN-CHUN PAN
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Publication number: 20120137036Abstract: A basic input output system (BIOS) refresh apparatus includes a jumper device, which includes a first pin, a second pin connected to a power source through a resistor, a third pin, and a grounded fourth pin. A master BIOS socket includes a voltage pin connected to the power source and a signal pin connected to the first pin of the jumper device. A slave BIOS socket includes a voltage pin connected to the power source and a signal pin connected to the third pin of the jumper device. Other pins of the master BIOS socket are correspondingly connected to other pins of the slave BIOS socket. The signal pin of the master BIOS socket or the slave BIOS socket receives high level signal to make a corresponding BIOS chip mounted thereon work when the first or third pin is connected to the second pin of the jumper device.Type: ApplicationFiled: December 17, 2010Publication date: May 31, 2012Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen), CO, LTD.Inventors: YUN-SHAN XIAO, JIAN-CHUN PAN, HAI-QING ZHOU
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Publication number: 20120131254Abstract: A switch apparatus includes first to third video graphics array (VGA) interfaces, first to sixth universal serial bus (USB) interfaces, a single-pole double-throw (SPDT) switch, and first to eighteenth electronic switches. The first VGA interface is connected to the second and third VGA interfaces through the electronic switches. The first USB interface is connected the second and third USB interfaces through the electronic switches. The fourth USB interface is connected to the fifth and sixth USB interfaces through the electronic switches. The SPDT switch is used to control the first VGA interface to be selectively connected to the second or third VGA interface, and control the first USB interface to be selectively connected to the second or third USB interface, and control the fourth USB interface to be selectively connected to the fifth or sixth USB interface.Type: ApplicationFiled: December 7, 2010Publication date: May 24, 2012Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.Inventors: JIAN-CHUN PAN, DE-JUN ZENG, CHUNG-CHI HUANG
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Publication number: 20120124267Abstract: A video graphics array (VGA) interface switch apparatus includes first to third VGA interfaces, a single-pole double-throw (SPDT) switch, a switch control chip, and first to sixth electronic switches. The first VGA interface is connected to the second and third VGA interfaces through the switch control chip and the electronic switches. The SPDT switch is used to control the first VGA interface to be selectively connected to the second or third VGA interface.Type: ApplicationFiled: December 1, 2010Publication date: May 17, 2012Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTDInventors: HAN-BING ZHANG, JIAN-CHUN PAN, DE-JUN ZENG
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Publication number: 20120089870Abstract: A BIOS refresh device includes a first socket, a second socket, and a jumper. The first socket includes a first elastic contact, a first voltage contact, and a first ground contact. The second socket includes a second elastic contact, a second voltage contact, and a second ground contact. The jumper includes a first pin, a second pin, a third pin, and a fourth pin. The first pin is electronically connected with the second elastic contact. The second pin is electronically connected with the first voltage contact or the second voltage contact. The third pin is electronically connected with the first elastic contact. The fourth pin is electronically connected with the second ground contact or the second ground contact.Type: ApplicationFiled: January 6, 2011Publication date: April 12, 2012Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.Inventors: GUO-YI CHEN, HAI-QING ZHOU, JIAN-CHUN PAN
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Patent number: 7746115Abstract: A programmable logic device (PLD) data transfer cable includes a parallel interface, a programming interface, and a logic control circuit. The parallel interface is used for connecting to PLDs. The logic control circuit includes a first group of transmission channels, a second group of transmission channels, a first group of switches, and a second group of switches. The first and second group of switches control the working status of the first and second group of transmission channels respectively. The electrical connections between pins of the parallel interface and the programming interface when first group of transmission channels are activated are different with those when second group of transmission channels are activated.Type: GrantFiled: September 8, 2008Date of Patent: June 29, 2010Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.Inventors: Chung-Chi Huang, Guang-Dong Yuan, Jian-Chun Pan, De-Jun Zeng, Wei-Min Zhang
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Patent number: D654923Type: GrantFiled: May 23, 2011Date of Patent: February 28, 2012Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Jian-Chun Pan, Hai-Qing Zhou, Yi-Xin Tu