Patents by Inventor Chang-Cherng Wu

Chang-Cherng Wu 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).

  • Publication number: 20210165177
    Abstract: Provided is an optical transceiver module, comprising a housing, a substrate, an optical receiving device and a plurality of optical transmitting devices. The substrate is disposed in the housing. The optical receiving device is disposed on the substrate. The plurality of optical transmitting devices are connected to the substrate, and the optical transmitting devices are arranged in an alternating manner. The optical transceiver module effectively utilizes the internal space thereof for a compact design and can have a simple structure for manufacturing.
    Type: Application
    Filed: February 9, 2021
    Publication date: June 3, 2021
    Inventors: Chun-Yang CHANG, Yun-Cheng HUANG, Wen-Hsien LI, Cheng-Hung LU, Ming-Ju CHEN, Chang-Cherng WU
  • Publication number: 20210165176
    Abstract: Provided is an optical cable module, comprising an optical fiber cable, and an optical transceiver module. The optical transceiver module comprises a substrate; at least one optical transmitting device connected to the substrate; a plurality of optical receiving devices connected to the substrate, wherein the optical receiving devices are cylindrical optical receiving devices, and an air tightness of each of the cylindrical optical receiving devices is in a range of 1×10-12 atm*cc/sec to 5*10-7 atm*cc/sec; at least one optical receiving holder configured to assemble the optical receiving devices, wherein the optical receiving devices are secured in the optical receiving holder.
    Type: Application
    Filed: February 9, 2021
    Publication date: June 3, 2021
    Inventors: Chun-Yang CHANG, Yun-Cheng HUANG, Wen-Hsien LI, Cheng-Hung LU, Ming-Ju CHEN, Chang-Cherng WU
  • Publication number: 20200301083
    Abstract: The present invention is to provide an optical transceiver module comprising a housing, a substrate, an optical receiving device and a plurality of optical transmitting devices. The substrate is disposed in the housing. The optical receiving device is disposed on the substrate. The plurality of optical transmitting devices are connected to the substrate, and there is a tilt angle between the optical transmitting devices and the substrate.
    Type: Application
    Filed: March 6, 2020
    Publication date: September 24, 2020
    Inventors: Chun-Yang CHANG, Yun-Cheng HUANG, Wen-Hsien LI, Cheng-Hung LU, Ming-Ju CHEN, Chang-Cherng WU
  • Patent number: 10139578
    Abstract: An optical transceiver module and an optical cable module are disclosed. The optical cable module comprises an optical cable and the optical transceiver module connected to the optical cable. The optical transceiver module comprises a substrate, at least one optical receiving device, and a plurality of hermetic transmitting devices. The plurality of hermetic transmitting devices are disposed on the substrate, wherein each of the hermetic transmitting devices includes an optical transmitter, and the optical transmitters of the hermetic transmitting devices are completely sealed in one or more than one hermetic housing.
    Type: Grant
    Filed: May 18, 2017
    Date of Patent: November 27, 2018
    Assignee: USENLIGHT CORP.
    Inventors: Yun-Cheng Huang, Takashi Mogi, Toshikazu Uchida, Chang-Cherng Wu
  • Publication number: 20170254972
    Abstract: An optical transceiver module and an optical cable module are disclosed. The optical cable module comprises an optical cable and the optical transceiver module connected to the optical cable. The optical transceiver module comprises a substrate, at least one optical receiving device, and a plurality of hermetic transmitting devices. The plurality of hermetic transmitting devices are disposed on the substrate, wherein each of the hermetic transmitting devices includes an optical transmitter, and the optical transmitters of the hermetic transmitting devices are completely sealed in one or more than one hermetic housing.
    Type: Application
    Filed: May 18, 2017
    Publication date: September 7, 2017
    Inventors: Yun-Cheng HUANG, Takashi MOGI, Toshikazu UCHIDA, Chang-Cherng WU
  • Patent number: 9720191
    Abstract: An optical transceiver module and an optical cable module are disclosed. The optical cable module comprises an optical cable and the optical transceiver module connected to the optical cable. The optical transceiver module comprises a substrate, at least one optical receiving device and a plurality of hermetic transmitting devices. The plurality of hermetic transmitting devices are disposed on the substrate, wherein each of the hermetic transmitting devices includes an optical transmitter, and the optical transmitters of the hermetic transmitting devices are completely sealed in one or more than one hermetic housing.
    Type: Grant
    Filed: May 2, 2016
    Date of Patent: August 1, 2017
    Assignee: USENLIGHT CORP.
    Inventors: Yun-Cheng Huang, Takashi Mogi, Toshikazu Uchida, Chang-Cherng Wu
  • Publication number: 20170059796
    Abstract: An optical transceiver module and an optical cable module are disclosed. The optical cable module comprises an optical cable and the optical transceiver module connected to the optical cable. The optical transceiver module comprises a substrate, at least one optical receiving device and a plurality of hermetic transmitting devices. The plurality of hermetic transmitting devices are disposed on the substrate, wherein each of the hermetic transmitting devices includes an optical transmitter, and the optical transmitters of the hermetic transmitting devices are completely sealed in one or more than one hermetic housing.
    Type: Application
    Filed: May 2, 2016
    Publication date: March 2, 2017
    Inventors: Yun-Cheng HUANG, Takashi MOGI, Toshikazu UCHIDA, Chang-Cherng WU
  • Patent number: 9529167
    Abstract: An optical cable module and a method for manufacturing the same are disclosed. The optical cable module comprises a connector and an optical cable, and the optical cable is connected to the connector. A wavelength of at least one optical signal emitted from a laser of the connector is in a range of 380 nm to 980 nm. The optical cable comprises at least one optical fiber and an outer cladding layer, and the outer cladding layer surrounds the optical fiber, and the outer cladding layer includes at least one transparent portion, and at least one portion of the optical signal is leaked from the optical fiber and passes through the transparent portion to the surrounding environment.
    Type: Grant
    Filed: November 17, 2014
    Date of Patent: December 27, 2016
    Assignee: LISEEN CORPORATION
    Inventor: Chang-cherng Wu
  • Patent number: 9523831
    Abstract: An optical cable module is disclosed. The optical cable module comprises a connector and an optical cable, and the optical cable is connected to the connector. The optical cable comprises at least one optical fiber, an outer cladding layer and a power line, and the outer cladding layer surrounds the at least one optical fiber and the power line, and the power line is configured to supply an electrical power.
    Type: Grant
    Filed: February 17, 2015
    Date of Patent: December 20, 2016
    Assignee: Liseen Corporation
    Inventor: Chang-Cherng Wu
  • Publication number: 20150346448
    Abstract: An optical cable module and a method for manufacturing the same are disclosed. The optical cable module comprises a connector and an optical cable, and the optical cable is connected to the connector. A wavelength of at least one optical signal emitted from a laser of the connector is in a range of 380 nm to 980 nm. The optical cable comprises at least one optical fiber and an outer cladding layer, and the outer cladding layer surrounds the optical fiber, and the outer cladding layer includes at least one transparent portion, and at least one portion of the optical signal is leaked from the optical fiber and passes through the transparent portion to the surrounding environment.
    Type: Application
    Filed: November 17, 2014
    Publication date: December 3, 2015
    Inventor: Chang-cherng WU
  • Publication number: 20150346447
    Abstract: An optical cable module is disclosed. The optical cable module comprises a connector and an optical cable, and the optical cable is connected to the connector. The optical cable comprises at least one optical fiber, an outer cladding layer and a power line, and the outer cladding layer surrounds the at least one optical fiber and the power line, and the power line is configured to supply an electrical power.
    Type: Application
    Filed: February 17, 2015
    Publication date: December 3, 2015
    Applicant: LISEEN CORPORATION
    Inventor: Chang-Cherng Wu
  • Patent number: 8121167
    Abstract: A dual wavelength laser device including a cap, a header, a first laser chip and a second laser chip. The cap includes a cap body and a lens embedded on the cap body. The header forms an accommodating space with the cap. The first laser chip is arranged in the accommodating space and emitting a first laser beam toward the lens. The second laser chip is arranged in the accommodating space and emitting a second laser beam toward the lens.
    Type: Grant
    Filed: May 6, 2009
    Date of Patent: February 21, 2012
    Assignee: Truelight Corporation
    Inventors: Jin-Shan Pan, Shang-Cheng Liu, Cheng-Ju Wu, Chang-Cherng Wu
  • Publication number: 20090279578
    Abstract: A dual wavelength laser device including a cap, a header, a first laser chip and a second laser chip. The cap includes a cap body and a lens embedded on the cap body. The header forms an accommodating space with the cap. The first laser chip is arranged in the accommodating space and emitting a first laser beam toward the lens. The second laser chip is arranged in the accommodating space and emitting a second laser beam toward the lens.
    Type: Application
    Filed: May 6, 2009
    Publication date: November 12, 2009
    Inventors: Jin-Shan PAN, Shang-Cheng LIU, Cheng-Ju WU, Chang-Cherng WU
  • Patent number: 6555903
    Abstract: A package structure of a hybrid device in an optical signal transmitter comprises an assembly of a surface emitting laser (SEL), photodiodes, an IC and a passive device, and its application. The package structure further comprises a submount to reduce parasitic capacitance and increase coupling efficiency of the device to the optical fiber, and an electric connect region is formed on the submount to shorten the length of wire and improve the yield. A combination of the SEL and the pair of photodiodes can further applies on a duplexer of single optical fiber.
    Type: Grant
    Filed: December 19, 2000
    Date of Patent: April 29, 2003
    Assignee: TrueLight Corporation
    Inventors: Yun-Sen Lin, Chang-Cherng Wu, Chao-Fang Li, Meng-Nan Ho
  • Publication number: 20020076169
    Abstract: A package structure of a hybrid device in an optical signal transmitter comprises an assembly of a surface emitting laser (SEL), photodiodes, an IC and a passive device, and its application. The package structure further comprises a submount to reduce parasitic capacitance and increase coupling efficiency of the device to the optical fiber, and an electric connect region is formed on the submount to shorten the length of wire and improve the yield. A combination of the SEL and the pair of photodiodes can further applies on a duplexer of single optical fiber.
    Type: Application
    Filed: December 19, 2000
    Publication date: June 20, 2002
    Applicant: True Light Corporation
    Inventors: Yun-Sen Lin, Chang-Cherng Wu, Chao-Fang Li, Meng-Nan Ho