Fiber optic module
DCFirst Claim
1. A fiber optic module comprising:
- a connector for connection with a mother board;
laser diode electric signal conversion means for converting serial data received from said mother board to an laser diode electric signal for a laser diode;
an laser diode module for converting said laser diode electric signal to an laser diode optical signal;
a photo diode module for converting a photodiode optical signal to a photo diode electric signal;
photo diode electric signal conversion means for converting said photo diode electric signal to photo diode serial data;
a circuit board for carrying thereon said connector, said laser diode electric signal conversion means, said laser diode module and said photo diode module; and
first and second frames for holding said circuit board, said laser diode module and said photo diode module, wherein said connector is of a surface mounting type.
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Litigations
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Accused Products
Abstract
A fiber optic module includes a connector connected to a mother board of a host computer, an LD semiconductor IC for converting serial data received from the mother board to an LD electric signal for a laser diode, an LD module for converting the LD electric signal to an LD optical signal, a PD module for converting a photodiode optical signal to a PD electric signal, a PD semiconductor IC for converting the PD electric signal to PD serial data, a circuit board having the connector and carrying LD semiconductor IC and PD semiconductor IC, an LD shielding plate and a PD shielding plate for electrically shielding the LD module and the PD module, respectively, a first frame and a second frame for holding the circuit board, LD module and PD module. In the fiber optic module, the connector is of a surface mounting type, leads of the LD and PD modules are connected to a side of the circuit board mounted with the connector, the circuit board has an LD variable resistor for adjusting a drive current of the LD module, the LD variable resistor is provided to a side of the circuit board opposite to the connector, the circuit board has a PD variable resistor provided to the side of the circuit board opposite to the connector for detecting a signal of the PD module, 3 signal processing semiconductor ICs or less are provided.
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Citations
116 Claims
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1. A fiber optic module comprising:
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a connector for connection with a mother board;
laser diode electric signal conversion means for converting serial data received from said mother board to an laser diode electric signal for a laser diode;
an laser diode module for converting said laser diode electric signal to an laser diode optical signal;
a photo diode module for converting a photodiode optical signal to a photo diode electric signal;
photo diode electric signal conversion means for converting said photo diode electric signal to photo diode serial data;
a circuit board for carrying thereon said connector, said laser diode electric signal conversion means, said laser diode module and said photo diode module; and
first and second frames for holding said circuit board, said laser diode module and said photo diode module, wherein said connector is of a surface mounting type. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A fiber optic module comprising:
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a connector for connection with a mother board;
laser diode electric signal conversion means for converting serial data received from said mother board to an laser diode electric signal for a laser diode;
an laser diode module for converting said laser diode electric signal to an laser diode optical signal;
a photo diode module for converting a photodiode optical signal to a photo diode electric signal;
photo diode electric signal conversion means for converting said photo diode electric signal to photo diode serial data;
a circuit board for carrying thereon said connector, said laser diode electric signal conversion means, said laser diode module and said photo diode module; and
first and second frames for holding said circuit board, said laser diode module and said photo diode module, wherein outline dimensions of said fiber optic module are 19 mm through 25.4 mm wide, 45 mm through 65 mm high and 9 mm through 25.4 mm high. - View Dependent Claims (8, 9)
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10. A fiber optic module comprising:
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a connector for connection with a mother board;
laser diode electric signal conversion means for converting serial data received from said mother board to an laser diode electric signal for a laser diode;
an laser diode module for converting said laser diode electric signal to an laser diode optical signal;
a photo diode module for converting a photodiode optical signal to a photo diode electric signal;
photo diode electric signal conversion means for converting said photo diode electric signal to photo diode serial data;
a circuit board for carrying thereon said connector, said laser diode electric signal conversion means, said laser diode module and said photo diode module; and
first and second frames for holding said circuit board, said laser diode module and said photo diode module, wherein said module comprises mounting means for mounting said first and second frames to said another board. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26)
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27. A fiber optic module comprising:
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a connector for connection with a mother board;
laser diode electric signal conversion means for converting serial data received from said mother board to an laser diode electric signal for a laser diode;
an laser diode module for converting said laser diode electric signal to an laser diode optical signal;
a photo diode module for converting a photodiode optical signal to a photo diode electric signal;
photo diode electric signal conversion means for converting said photo diode electric signal to photo diode serial data;
a circuit board for carrying thereon said connector, said laser diode electric signal conversion means, said laser diode module and said photo diode module; and
first and second frames for holding said circuit board, said laser diode module and said photo diode module, wherein said circuit board is temporarily fixed to at least one of said first and second frames. - View Dependent Claims (28, 29, 30, 31)
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32. A fiber optic module comprising:
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a connector for connection with a mother board;
laser diode electric signal conversion means for converting serial data received from said mother board to an laser diode electric signal for a laser diode;
an laser diode module for converting said laser diode electric signal to an laser diode optical signal;
a photo diode module for converting a photodiode optical signal to a photo diode electric signal;
photo diode electric signal conversion means for converting said photo diode electric signal to photo diode serial data;
a circuit board for carrying thereon said connector, said laser diode electric signal conversion means, said laser diode module and said photo diode module; and
first and second frames for holding said circuit board, said laser diode module and said photo diode module, wherein said module further comprises supporting means for tightening to fix said first and second frames and said mother board from their outer periphery. - View Dependent Claims (33, 34, 35)
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36. A fiber optic module comprising:
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a connector for connection with a mother board;
laser diode electric signal conversion means for converting serial data received from said mother board to an laser diode electric signal for a laser diode;
an laser diode module for converting said laser diode electric signal to an laser diode optical signal;
a photo diode module for converting a photodiode optical signal to a photo diode electric signal;
photo diode electric signal conversion means for converting said photo diode electric signal to photo diode serial data;
a circuit board for carrying thereon said connector, said laser diode electric signal conversion means, said laser diode module and said photo diode module; and
first and second frames for holding said circuit board, said laser diode module and said photo diode module, wherein said module further includes a cover for covering an externally exposed part of said circuit board therewith. - View Dependent Claims (37, 38, 39, 40)
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41. A fiber optic module comprising:
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a connector for connection with a mother board;
laser diode electric signal conversion means for converting serial data received from said mother board to an laser diode electric signal for a laser diode;
an laser diode module for converting said laser diode electric signal to an laser diode optical signal;
a photo diode module for converting a photodiode optical signal to a photo diode electric signal;
photo diode electric signal conversion means for converting said photo diode electric signal to photo diode serial data;
a circuit board for carrying thereon said connector, said laser diode electric signal conversion means, said laser diode module and said photo diode module; and
first and second frames for holding said circuit board, said laser diode module and said photo diode module, wherein said module further comprises indication parts indicative of a safety certification and a place of production provided respectively onto said first and second frames. - View Dependent Claims (42, 43, 44, 45)
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46. A fiber optic module comprising:
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a connector for connection with a mother board;
laser diode electric signal conversion means for converting serial data received from said mother board to an laser diode electric signal for a laser diode;
an laser diode module for converting said laser diode electric signal to an laser diode optical signal;
a photo diode module for converting a photodiode optical signal to a photo diode electric signal;
photo diode electric signal conversion means for converting said photo diode electric signal to photo diode serial data;
a circuit board for carrying thereon said connector, said laser diode electric signal conversion means, said laser diode module and said photo diode module; and
first and second frames for holding said circuit board, said laser diode module and said photo diode module, wherein a data transmission rate of said optical signal is 130 Mbits/s or more. - View Dependent Claims (47, 48, 49)
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50. A fiber optic module comprising:
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a connector for connection with a mother board;
laser diode electric signal conversion means for converting serial data received from said mother board to an laser diode electric signal for a laser diode;
an laser diode module for converting said laser diode electric signal to an laser diode optical signal;
a photo diode module for converting a photodiode optical signal to a photo diode electric signal;
photo diode electric signal conversion means for converting said photo diode electric signal to photo diode serial data;
a circuit board for carrying thereon said connector, said laser diode electric signal conversion means, said laser diode module and said photo diode module; and
first and second frames for holding said circuit board, said laser diode module and said photo diode module, wherein said fiber optic module further includes a module cap to be inserted into light outlet and inlet openings defined by said first and second frames along a light inlet and outlet direction. - View Dependent Claims (51)
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52. A fiber optic module comprising:
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a connector for connection with a mother board;
laser diode electric signal conversion means for converting serial data received from said mother board to an laser diode electric signal for a laser diode;
an laser diode module for converting said laser diode electric signal to an laser diode optical signal;
a photo diode module for converting a photodiode optical signal to a photo diode electric signal;
photo diode electric signal conversion means for converting said photo diode electric signal to photo diode serial data;
a circuit board for carrying thereon said connector, said laser diode electric signal conversion means, said laser diode module and said photo diode module; and
first and second frames for holding said circuit board, said laser diode module and said photo diode module, wherein said fiber optic module includes a shielding member for shielding at least one of said laser diode and photo diode modules. - View Dependent Claims (53, 54)
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55. A fiber optic module comprising:
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a connector for connection with a mother board;
laser diode electric signal conversion means for converting serial data received from said mother board to an laser diode electric signal for a laser diode;
an laser diode module for converting said laser diode electric signal to an laser diode optical signal;
a photo diode module for converting a photodiode optical signal to a photo diode electric signal;
photo diode electric signal conversion means for converting said photo diode electric signal to photo diode serial data;
a circuit board for carrying thereon said connector, said laser diode electric signal conversion means, said laser diode module and said photo diode module; and
first and second frames for holding said circuit board, said laser diode module and said photo diode module, wherein elastic pawls to be engaged with an optical fiber plug are provided to at least one of said first and second frames and said pawls are provided at their root parts with first projections extended toward the other frame. - View Dependent Claims (56, 57)
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58. A fiber optic module comprising:
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a connector for connection with a mother board of a computer;
a first semiconductor integral circuit for converting a first parallel data provided from the mother board into a first serial data for a laser diode;
a second semiconductor integral circuit for converting said first serial data for the laser diode converted by said first semiconductor integral circuit into a first electrical signal;
a laser diode module including a laser diode for converting said first electrical signal for the laser diode into a first optical signal of the laser diode;
a photodiode module including a photodiode for converting a second optical signal received by said photodiode into a second electrical signal of the photodiode;
a third semiconductor integral circuit for converting said second electrical signal of the photodiode into a second serial data of the photodiode;
a fourth semiconductor integral circuit for converting said second serial data of the photodiode converted by said third semiconductor integral circuit into a second parallel data;
a circuit board for furnishing with said connector, said first semiconductor integral circuit, said second semiconductor integral circuit, said third semiconductor integral circuit and said fourth semiconductor integral circuit;
a first shielding plate for electrically shielding said laser diode module;
a second shielding plate for electrically shielding said photo diode module;
a first frame for holding said circuit board, said laser diode module and said photo diode module; and
a second frame for cooperating with said first frame to hold said circuit board, said laser diode module and said photo diode module.
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59. A fiber optic module comprising:
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a connector for connection with a mother board;
laser diode electric signal conversion means for converting serial data received from said mother board to a laser diode electric signal for a laser diode;
a laser diode module for converting said laser diode electric signal to a laser diode optical signal;
a photo diode module for converting a photo diode optical signal to a photo diode electric signal;
a photo diode electric signal conversion means for converting said photo diode electric signal to photo diode serial data;
a circuit board for carrying thereon said connector, said laser diode electric signal conversion means, said laser diode module and said photo diode module; and
first and second frames for holding said circuit board, said laser diode module and said photo diode module, wherein said connector is of a surface mounting type. - View Dependent Claims (60, 61, 62, 63, 64)
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65. A fiber optic module comprising:
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a connector for connection with a mother board;
laser diode electric signal conversion means for converting serial data received from said mother board to a laser diode electric signal for a laser diode;
a laser diode module for converting said laser diode electric signal to a laser diode optical signal;
a photo diode module for converting a photo diode optical signal to a photo diode electric signal;
photo diode electric signal conversion means for converting said photo diode electric signal to photo diode serial data;
a circuit board for carrying thereon said connector, said laser diode electric signal conversion means, said laser diode module and said photo diode module; and
first and second frames for holding said circuit board, said laser diode module and said photo diode module, wherein a data transmission rate of said optical signal is 130 Mbits/s or more. - View Dependent Claims (66, 67, 68)
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69. A fiber optic module comprising:
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a connector for connection with a mother board;
laser diode electric signal conversion means for converting serial data received from said mother board to a laser diode electric signal for a laser diode;
a laser diode module for converting said laser diode electric signal to a laser diode optical signal;
a photo diode module for converting a photo diode optical signal to a photo diode electric signal;
photo diode electric signal conversion means for converting said photo diode electric signal to photo diode serial data;
a circuit board for carrying thereon said connector, said laser diode electric signal conversion means, said laser diode module and said photo diode module; and
first and second frames for holding said circuit board, said laser diode module and said photo diode module, wherein said fiber optic module further includes a module cap to be inserted into light outlet and inlet openings defined by said first and second frames along a light inlet and outlet direction. - View Dependent Claims (70)
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71. A fiber optic module comprising:
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a connector for connection with a mother board;
laser diode electric signal conversion means for converting serial data received from said mother board to a laser diode electric signal for a laser diode;
a laser diode module for converting said laser diode electric signal to a laser diode optical signal;
a photo diode module for converting a photo diode optical signal to a photo diode electric signal;
photo diode electric signal conversion means for converting said photo diode electric signal to photo diode serial data;
a circuit board for carrying thereon said connector, said laser diode electric signal conversion means, said laser diode module and said photo diode module; and
first and second frames for holding said circuit board, said laser diode module and said photo diode module, wherein said fiber optic module includes a shielding member for shielding at least one of said laser diode and photo diode modules. - View Dependent Claims (72, 73)
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74. A fiber optic module comprising:
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a connector for connection with a mother board;
laser diode electric signal conversion means for converting serial data received from said mother board to a laser diode electric signal for a laser diode;
a laser diode module for converting said laser diode electric signal to a laser diode optical signal;
a photo diode module for converting a photo diode optical signal to a photo diode electric signal;
photo diode electric signal conversion means for converting said photo diode electric signal to photo diode serial data;
a circuit board for carrying thereon said connector, said laser diode electric signal conversion means, said laser diode module and said photo diode module; and
first and second frames for holding said circuit board, said laser diode module and said photo diode module, wherein outline dimensions of said fiber optic module are 19 mm through 25.4 mm wide, 45 mm through 65 mm long and 9 mm through 25.4 mm high. - View Dependent Claims (75, 76)
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77. A fiber optic module comprising:
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a connector for connection with a mother board;
laser diode electric signal conversion means for converting serial data received from said mother board to a laser diode electric signal for a laser diode;
a laser diode module for converting said laser diode electric signal to a laser diode optical signal;
a photo diode module for converting a photo diode optical signal to a photo diode electric signal;
photo diode electric signal conversion means for converting said photo diode electric signal to photo diode serial data;
a circuit board for carrying thereon said connector, said laser diode electric signal conversion means, said laser diode module and said photo diode module; and
first and second frames for holding said circuit board, said laser diode module and said photo diode module, wherein said module comprises mounting means for mounting said first and second frames to said mother board. - View Dependent Claims (78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93)
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94. A fiber optic module comprising:
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a connector for connection with a mother board;
laser diode electric signal conversion means for converting serial data received from said mother board to a laser diode electric signal for a laser diode;
a laser diode module for converting said laser diode electric signal to a laser diode optical signal;
a photo diode module for converting a photo diode optical signal to a photo diode electric signal;
photo diode electric signal conversion means for converting said photo diode electric signal to photo diode serial data;
a circuit board for carrying thereon said connector, said laser diode electric signal conversion means, said laser diode module and said photo diode module; and
first and second frames for holding said circuit board, said laser diode module and said photo diode module, wherein said circuit board is temporarily fixed to at least one of said first and second frames. - View Dependent Claims (95, 96, 97, 98)
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99. A fiber optic module comprising:
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a connector for connection with a mother board;
laser diode electric signal conversion means for converting serial data received from said mother board to a laser diode electric signal for a laser diode;
a laser diode module for converting said laser diode electric signal to a laser diode optical signal;
a photo diode module for converting a photo diode optical signal to a photo diode electric signal;
photo diode electric signal conversion means for converting said photo diode electric signal to photo diode serial data;
a circuit board for carrying thereon said connector, said laser diode electric signal conversion means, said laser diode module and said photo diode module; and
first and second frames for holding said circuit board, said laser diode module and said photo diode module, wherein said module further comprises supporting means for tightening to fix said first and second frames and said mother board from their outer periphery. - View Dependent Claims (100, 101, 102)
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103. A fiber optic module comprising:
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a connector for connection with a mother board;
laser diode electric signal conversion means for converting serial data received from said mother board to a laser diode electric signal for a laser diode;
a laser diode module for converting said laser diode electric signal to a laser diode optical signal;
a photo diode module for converting a photo diode optical signal to a photo diode electric signal;
photo diode electric signal conversion means for converting said photo diode electric signal to photo diode serial data;
a circuit board for carrying thereon said connector, said laser diode electric signal conversion means, said laser diode module and said photo diode module; and
first and second frames for holding said circuit board, said laser diode module and said photo diode module, wherein said module further includes a cover for covering an externally exposed part of said circuit board therewith. - View Dependent Claims (104, 105, 106, 107)
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108. A fiber optic module comprising:
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a connector for connection with a mother board;
laser diode electric signal conversion means for converting serial data received from said mother board to a laser diode electric signal for a laser diode;
a laser diode module for converting said laser diode electric signal to a laser diode optical signal;
a photo diode module for converting a photo diode optical signal to a photo diode electric signal;
photo diode electric signal conversion means for converting said photo diode electric signal to photo diode serial data;
a circuit board for carrying thereon said connector, said laser diode electric signal conversion means, said laser diode module and said photo diode module; and
first and second frames for holding said circuit board, said laser diode module and said photo diode modules, wherein said module further comprises indication parts indicative of a safety certification and a place of production provided respectively onto said first and second frames. - View Dependent Claims (109, 110, 111, 112)
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113. A fiber optic module comprising:
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a connector for connection with a mother board;
laser diode electric signal conversion means for converting serial data received from said mother board to a laser diode electric signal for a laser diode;
a laser diode module for converting said laser diode electric signal to a laser diode optical signal;
ua photo diode module for converting a photo diode optical signal to a photo diode electric signal;
photo diode electric signal conversion means for converting said photo diode electric signal to photo diode serial data;
a circuit board for carrying thereon said connector, said laser diode electric signal conversion means, said laser diode module and said photo diode module; and
first and second frames for holding said circuit board, said laser diode module and said photo diode modules, wherein elastic pawls to be engaged with an optic fiber plug are provided to at least one of said first and second frames and said pawls are provided are provided at their root parts with first projections extended toward the other frame. - View Dependent Claims (114, 115)
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116. A fiber optic module for transmitting serial data to and receiving serial data from a computer, the fiber optic module comprising:
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a surface mount type connector to transmit the serial data between the fiber optic module and a computer;
a laser diode driver to convert serial data received through said surface mount type connector to a laser diode electrical signal for a laser diode;
a laser diode module including said laser diode, to convert said laser diode electrical signal to a laser diode optical signal, said laser diode optical signal adapted for transmission to an optical fiber, said laser diode optical signal having a data transmission rate of 1000 Mbits/s or more;
a photo diode module to receive a photo diode optical signal from an optical fiber, and to convert the photo diode optical signal to a photo diode electrical signal, said photo diode optical signal having a data transmission rate of 1000 Mbits/s or more;
a semiconductor integrated circuit to output a photo diode serial data according to said photo diode electrical signal, said photo diode serial data adapted for transmission through said surface mount type connector;
a sole circuit board to mount thereon said surface mount type connector, said laser diode driver, said laser diode module, said photo diode module and said semiconductor integrated circuit; and
a frame to hold said circuit board, said laser diode module and said photo diode module;
wherein said laser diode module and said photo diode module are mounted proximate to a first end of said circuit board, and said surface mount type connector is mounted proximate to a second end of said circuit board that is opposite said first end of said circuit board.
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Specification